diff --git a/po-plug-ins/zh_CN.po b/po-plug-ins/zh_CN.po
index 0ffd9bb9d5..93a9e30593 100644
--- a/po-plug-ins/zh_CN.po
+++ b/po-plug-ins/zh_CN.po
@@ -5,14 +5,14 @@
 # Aron <aronmalache@163.com>, 2008.
 # 神州散人 <kappa8086@gmail.com>, 2008-2009.
 # YunQiang Su <wzssyqa@gmail.com>, 2011.
-# lumingzh <lumingzh@qq.com>, 2019-2022.
+# lumingzh <lumingzh@qq.com>, 2019-2023.
 #
 msgid ""
 msgstr ""
 "Project-Id-Version: gimp-plug-ins HEAD\n"
 "Report-Msgid-Bugs-To: https://gitlab.gnome.org/GNOME/gimp/issues\n"
-"POT-Creation-Date: 2022-11-01 20:45+0000\n"
-"PO-Revision-Date: 2022-11-02 16:16+0800\n"
+"POT-Creation-Date: 2023-04-27 23:50+0000\n"
+"PO-Revision-Date: 2023-04-30 19:32+0800\n"
 "Last-Translator: lumingzh <lumingzh@qq.com>\n"
 "Language-Team: Chinese - China <i18n-zh@googlegroups.com>\n"
 "Language: zh_CN\n"
@@ -51,11 +51,11 @@ msgstr "对齐可见图层"
 #: ../plug-ins/common/depth-merge.c:621 ../plug-ins/common/despeckle.c:397
 #: ../plug-ins/common/destripe.c:468 ../plug-ins/common/edge-dog.c:306
 #: ../plug-ins/common/emboss.c:453 ../plug-ins/common/file-cel.c:951
-#: ../plug-ins/common/file-gif-save.c:1112 ../plug-ins/common/file-heif.c:1902
+#: ../plug-ins/common/file-gif-save.c:1127 ../plug-ins/common/file-heif.c:1942
 #: ../plug-ins/common/file-jp2-load.c:961
-#: ../plug-ins/common/file-pdf-load.c:702
-#: ../plug-ins/common/file-pdf-load.c:1282
-#: ../plug-ins/common/file-pdf-save.c:936 ../plug-ins/common/file-ps.c:3447
+#: ../plug-ins/common/file-pdf-load.c:708
+#: ../plug-ins/common/file-pdf-load.c:1356
+#: ../plug-ins/common/file-pdf-save.c:1020 ../plug-ins/common/file-ps.c:3447
 #: ../plug-ins/common/file-raw-data.c:1816 ../plug-ins/common/file-svg.c:663
 #: ../plug-ins/common/file-wmf.c:515 ../plug-ins/common/film.c:1207
 #: ../plug-ins/common/filter-pack.c:1264 ../plug-ins/common/fractal-trace.c:711
@@ -116,8 +116,8 @@ msgstr "取消(_C)"
 #: ../plug-ins/common/curve-bend.c:1295 ../plug-ins/common/decompose.c:814
 #: ../plug-ins/common/depth-merge.c:622 ../plug-ins/common/despeckle.c:398
 #: ../plug-ins/common/destripe.c:469 ../plug-ins/common/edge-dog.c:307
-#: ../plug-ins/common/emboss.c:454 ../plug-ins/common/file-heif.c:1903
-#: ../plug-ins/common/file-pdf-load.c:703 ../plug-ins/common/file-svg.c:664
+#: ../plug-ins/common/emboss.c:454 ../plug-ins/common/file-heif.c:1943
+#: ../plug-ins/common/file-pdf-load.c:709 ../plug-ins/common/file-svg.c:664
 #: ../plug-ins/common/file-wmf.c:516 ../plug-ins/common/film.c:1208
 #: ../plug-ins/common/filter-pack.c:1265 ../plug-ins/common/fractal-trace.c:712
 #: ../plug-ins/common/grid.c:678 ../plug-ins/common/hot.c:615
@@ -339,7 +339,7 @@ msgid "Reset the speed of the animation"
 msgstr "重置动画速度"
 
 #: ../plug-ins/common/animation-play.c:640
-#: ../plug-ins/common/animation-play.c:1364
+#: ../plug-ins/common/animation-play.c:1368
 msgid "Start playback"
 msgstr "开始回放"
 
@@ -378,12 +378,12 @@ msgstr "回放速度"
 
 #. 2 styles of default frame disposals: cumulative layers and one frame per layer.
 #: ../plug-ins/common/animation-play.c:931
-#: ../plug-ins/common/file-gif-save.c:1321
+#: ../plug-ins/common/file-gif-save.c:1336
 msgid "Cumulative layers (combine)"
 msgstr "累积各图层(组合)"
 
 #: ../plug-ins/common/animation-play.c:935
-#: ../plug-ins/common/file-gif-save.c:1323
+#: ../plug-ins/common/file-gif-save.c:1338
 msgid "One frame per layer (replace)"
 msgstr "每图层一帧(替换)"
 
@@ -395,12 +395,12 @@ msgstr "无法将内存分配到该帧容器。"
 msgid "Invalid image. Did you close it?"
 msgstr "无效图像。您关闭了它吗？"
 
-#: ../plug-ins/common/animation-play.c:1225
+#: ../plug-ins/common/animation-play.c:1229
 #, c-format
 msgid "Frame %d of %d"
 msgstr "帧 %d/%d"
 
-#: ../plug-ins/common/animation-play.c:1364
+#: ../plug-ins/common/animation-play.c:1368
 msgid "Stop playback"
 msgstr "停止回放"
 
@@ -445,14 +445,14 @@ msgstr "垂直(_V)"
 #: ../plug-ins/common/file-pcx.c:456 ../plug-ins/common/file-pix.c:400
 #: ../plug-ins/common/file-png.c:1097 ../plug-ins/common/file-pnm.c:685
 #: ../plug-ins/common/file-raw-data.c:1375
-#: ../plug-ins/common/file-sunras.c:1049 ../plug-ins/common/file-tga.c:1111
+#: ../plug-ins/common/file-sunras.c:1049 ../plug-ins/common/file-tga.c:1116
 #: ../plug-ins/common/file-xbm.c:910 ../plug-ins/common/film.c:690
 #: ../plug-ins/common/smooth-palette.c:259 ../plug-ins/common/tile.c:354
 #: ../plug-ins/file-bmp/bmp-load.c:737 ../plug-ins/file-exr/file-exr.c:267
 #: ../plug-ins/file-faxg3/faxg3.c:555 ../plug-ins/file-fits/fits.c:529
 #: ../plug-ins/file-jpeg/jpeg-load.c:240
 #: ../plug-ins/file-psd/psd-image-res-load.c:1043
-#: ../plug-ins/file-psd/psd-load.c:2067 ../plug-ins/file-sgi/sgi.c:416
+#: ../plug-ins/file-psd/psd-load.c:2153 ../plug-ins/file-sgi/sgi.c:416
 #: ../plug-ins/file-tiff/file-tiff-load.c:1544
 #: ../plug-ins/file-webp/file-webp-load.c:164
 #: ../plug-ins/gfig/gfig-dialog.c:1321 ../plug-ins/gimpressionist/general.c:139
@@ -844,7 +844,7 @@ msgstr "打开(_O)"
 #. The Save button
 #: ../plug-ins/common/cml-explorer.c:1317
 #: ../plug-ins/common/cml-explorer.c:2027 ../plug-ins/common/curve-bend.c:1567
-#: ../plug-ins/common/curve-bend.c:2173 ../plug-ins/common/file-pdf-save.c:935
+#: ../plug-ins/common/curve-bend.c:2173 ../plug-ins/common/file-pdf-save.c:1019
 #: ../plug-ins/common/qbist.c:763 ../plug-ins/common/qbist.c:893
 #: ../plug-ins/common/sphere-designer.c:2210
 #: ../plug-ins/common/sphere-designer.c:2618 ../plug-ins/flame/flame.c:483
@@ -1041,14 +1041,14 @@ msgstr "保存 CML 探索器参数"
 #: ../plug-ins/common/cml-explorer.c:2078 ../plug-ins/common/curve-bend.c:891
 #: ../plug-ins/common/file-dicom.c:1524 ../plug-ins/common/file-mng.c:648
 #: ../plug-ins/common/file-mng.c:985 ../plug-ins/common/file-pcx.c:874
-#: ../plug-ins/common/file-pdf-save.c:480 ../plug-ins/common/file-png.c:1618
+#: ../plug-ins/common/file-pdf-save.c:550 ../plug-ins/common/file-png.c:1618
 #: ../plug-ins/common/file-raw-data.c:1173
 #: ../plug-ins/common/file-raw-data.c:1202 ../plug-ins/common/file-sunras.c:610
-#: ../plug-ins/common/file-tga.c:1222 ../plug-ins/common/file-xmc.c:1504
+#: ../plug-ins/common/file-tga.c:1227 ../plug-ins/common/file-xmc.c:1504
 #: ../plug-ins/common/sphere-designer.c:2121
 #: ../plug-ins/file-bmp/bmp-save.c:327 ../plug-ins/file-fits/fits.c:481
 #: ../plug-ins/file-fli/fli-gimp.c:757 ../plug-ins/file-ico/ico-save.c:1087
-#: ../plug-ins/file-jpeg/jpeg-save.c:333 ../plug-ins/file-psd/psd-save.c:1725
+#: ../plug-ins/file-jpeg/jpeg-save.c:333 ../plug-ins/file-psd/psd-save.c:1897
 #: ../plug-ins/file-tiff/file-tiff-save.c:970
 #: ../plug-ins/file-tiff/file-tiff-save.c:1072 ../plug-ins/flame/flame.c:450
 #: ../plug-ins/fractal-explorer/fractal-explorer-dialogs.c:1548
@@ -1084,12 +1084,12 @@ msgstr "加载 CML 探索器参数"
 #: ../plug-ins/file-fits/fits.c:360 ../plug-ins/file-fli/fli-gimp.c:462
 #: ../plug-ins/file-fli/fli-gimp.c:501 ../plug-ins/file-ico/ico-load.c:672
 #: ../plug-ins/file-ico/ico-load.c:750 ../plug-ins/file-jpeg/jpeg-load.c:96
-#: ../plug-ins/file-jpeg/jpeg-load.c:543 ../plug-ins/file-psd/psd-load.c:143
+#: ../plug-ins/file-jpeg/jpeg-load.c:543 ../plug-ins/file-psd/psd-load.c:146
 #: ../plug-ins/file-psd/psd-thumb-load.c:82 ../plug-ins/flame/flame.c:419
 #: ../plug-ins/fractal-explorer/fractal-explorer-dialogs.c:1865
 #: ../plug-ins/fractal-explorer/fractal-explorer.c:913
-#: ../plug-ins/gfig/gfig.c:426 ../plug-ins/help/gimphelplocale.c:222
-#: ../plug-ins/help/gimphelplocale.c:238
+#: ../plug-ins/gfig/gfig.c:426 ../plug-ins/help/gimphelplocale.c:255
+#: ../plug-ins/help/gimphelplocale.c:271
 #: ../plug-ins/lighting/lighting-ui.c:1376
 #, c-format
 msgid "Could not open '%s' for reading: %s"
@@ -2133,8 +2133,8 @@ msgstr "读取图像头部信息时遇到文件尾或错误"
 #.
 #: ../plug-ins/common/file-cel.c:342 ../plug-ins/common/file-dicom.c:338
 #: ../plug-ins/common/file-gegl.c:322 ../plug-ins/common/file-gif-load.c:353
-#: ../plug-ins/common/file-heif.c:697 ../plug-ins/common/file-jp2-load.c:1077
-#: ../plug-ins/common/file-pcx.c:370 ../plug-ins/common/file-pdf-load.c:1048
+#: ../plug-ins/common/file-heif.c:737 ../plug-ins/common/file-jp2-load.c:1077
+#: ../plug-ins/common/file-pcx.c:370 ../plug-ins/common/file-pdf-load.c:1059
 #: ../plug-ins/common/file-pix.c:357 ../plug-ins/common/file-png.c:933
 #: ../plug-ins/common/file-pnm.c:566 ../plug-ins/common/file-ps.c:1067
 #: ../plug-ins/common/file-raw-data.c:1277 ../plug-ins/common/file-sunras.c:429
@@ -2144,7 +2144,7 @@ msgstr "读取图像头部信息时遇到文件尾或错误"
 #: ../plug-ins/file-bmp/bmp-load.c:218 ../plug-ins/file-exr/file-exr.c:183
 #: ../plug-ins/file-faxg3/faxg3.c:220 ../plug-ins/file-fli/fli-gimp.c:494
 #: ../plug-ins/file-ico/ico-load.c:665 ../plug-ins/file-jpeg/jpeg-load.c:89
-#: ../plug-ins/file-psd/psd-load.c:135
+#: ../plug-ins/file-psd/psd-load.c:138
 #: ../plug-ins/file-raw/file-darktable.c:399
 #: ../plug-ins/file-raw/file-rawtherapee.c:319 ../plug-ins/file-sgi/sgi.c:325
 #: ../plug-ins/file-tiff/file-tiff-load.c:299
@@ -2219,16 +2219,17 @@ msgstr "“%s”：读取色板数据时遇到文件尾或错误"
 #.
 #. * Open the file for writing...
 #.
-#: ../plug-ins/common/file-cel.c:790 ../plug-ins/common/file-gif-save.c:880
-#: ../plug-ins/common/file-html-table.c:238 ../plug-ins/common/file-pcx.c:761
+#: ../plug-ins/common/file-cel.c:790 ../plug-ins/common/file-gif-save.c:895
+#: ../plug-ins/common/file-html-table.c:238
+#: ../plug-ins/common/file-jpegxl.c:778 ../plug-ins/common/file-pcx.c:761
 #: ../plug-ins/common/file-pix.c:538 ../plug-ins/common/file-png.c:1611
 #: ../plug-ins/common/file-pnm.c:1249 ../plug-ins/common/file-ps.c:1278
-#: ../plug-ins/common/file-sunras.c:602 ../plug-ins/common/file-tga.c:1216
+#: ../plug-ins/common/file-sunras.c:602 ../plug-ins/common/file-tga.c:1221
 #: ../plug-ins/common/file-xbm.c:1040 ../plug-ins/common/file-xpm.c:674
 #: ../plug-ins/common/file-xwd.c:652 ../plug-ins/file-bmp/bmp-save.c:319
 #: ../plug-ins/file-fits/fits.c:473 ../plug-ins/file-fli/fli-gimp.c:725
 #: ../plug-ins/file-ico/ico-save.c:1081 ../plug-ins/file-jpeg/jpeg-save.c:290
-#: ../plug-ins/file-psd/psd-save.c:1696 ../plug-ins/file-sgi/sgi.c:584
+#: ../plug-ins/file-psd/psd-save.c:1868 ../plug-ins/file-sgi/sgi.c:584
 #: ../plug-ins/file-tiff/file-tiff-save.c:956
 #, c-format
 msgid "Exporting '%s'"
@@ -2423,43 +2424,43 @@ msgid ""
 msgstr ""
 "GIF：无法处理无书面文件的 GIF 合成类型 %d。动画可能无法准确地播放或重储存。"
 
-#: ../plug-ins/common/file-gif-save.c:541
+#: ../plug-ins/common/file-gif-save.c:556
 msgid "Couldn't simply reduce colors further. Exporting as opaque."
 msgstr "无法简单地进一步减少颜色。正在作为不透明导出。"
 
-#: ../plug-ins/common/file-gif-save.c:660
+#: ../plug-ins/common/file-gif-save.c:675
 #, c-format
 msgid ""
 "Unable to export '%s'.  The GIF file format does not support images that are "
 "more than %d pixels wide or tall."
 msgstr "无法导出“%s”。GIF 文件格式不支持宽度或高度大于 %d 像素的图像。"
 
-#: ../plug-ins/common/file-gif-save.c:773
+#: ../plug-ins/common/file-gif-save.c:788
 msgid ""
 "The GIF format only supports comments in 7bit ASCII encoding. No comment is "
 "saved."
 msgstr "GIF 格式只支持 7 位 ASCII 编码的注释。注释没有被保存。"
 
-#: ../plug-ins/common/file-gif-save.c:853
+#: ../plug-ins/common/file-gif-save.c:868
 msgid ""
 "Cannot export RGB color images. Convert to indexed color or grayscale first."
 msgstr "无法导出 RGB 颜色图像。请先转换成索引颜色或灰阶。"
 
-#: ../plug-ins/common/file-gif-save.c:1058
+#: ../plug-ins/common/file-gif-save.c:1073
 msgid "Delay inserted to prevent evil CPU-sucking animation."
 msgstr "插入了延时以防止生成严重阻塞 CPU 的动画。"
 
-#: ../plug-ins/common/file-gif-save.c:1107
+#: ../plug-ins/common/file-gif-save.c:1122
 msgid ""
 "The image you are trying to export as a GIF contains layers which extend "
 "beyond the actual borders of the image."
 msgstr "您试图导出为 GIF 的图像含有超出图像实际边界的图层。"
 
-#: ../plug-ins/common/file-gif-save.c:1113
+#: ../plug-ins/common/file-gif-save.c:1128
 msgid "Cr_op"
 msgstr "剪裁(_O)"
 
-#: ../plug-ins/common/file-gif-save.c:1124
+#: ../plug-ins/common/file-gif-save.c:1139
 msgid ""
 "The GIF file format does not allow this.  You may choose whether to crop all "
 "of the layers to the image borders, or cancel this export."
@@ -2467,11 +2468,11 @@ msgstr ""
 "GIF 文件格式不允许这种情况。您可以选择裁掉所有图层中超出图像边界的部分，或者"
 "取消导出。"
 
-#: ../plug-ins/common/file-gif-save.c:1258
+#: ../plug-ins/common/file-gif-save.c:1273
 msgid "GIF"
 msgstr "GIF"
 
-#: ../plug-ins/common/file-gif-save.c:1266
+#: ../plug-ins/common/file-gif-save.c:1281
 #, c-format
 msgid ""
 "Error loading UI file '%s':\n"
@@ -2480,18 +2481,18 @@ msgstr ""
 "打开用户界面文件“%s”出错：\n"
 "%s"
 
-#: ../plug-ins/common/file-gif-save.c:1319
+#: ../plug-ins/common/file-gif-save.c:1334
 msgid "I don't care"
 msgstr "我不关心"
 
-#: ../plug-ins/common/file-gif-save.c:1340
+#: ../plug-ins/common/file-gif-save.c:1355
 msgid ""
 "You can only export as animation when the image has more than one layer. The "
 "image you are trying to export only has one layer."
 msgstr "只能在图像有多个图层时导出为动画。您正在试图导出的图像仅含有一个图层。"
 
 #. translators: the %d is *always* 240 here
-#: ../plug-ins/common/file-gif-save.c:2556
+#: ../plug-ins/common/file-gif-save.c:2571
 #, c-format
 msgid "The default comment is limited to %d characters."
 msgstr "默认注释限制在 %d 个字节之内。"
@@ -2552,11 +2553,11 @@ msgstr "分级："
 msgid "C source code header"
 msgstr "C 源代码头文件"
 
-#: ../plug-ins/common/file-heif.c:143
+#: ../plug-ins/common/file-heif.c:147
 msgid "Loads HEIF images"
 msgstr "载入 HEIF 图像"
 
-#: ../plug-ins/common/file-heif.c:144
+#: ../plug-ins/common/file-heif.c:148
 msgid ""
 "Load image stored in HEIF format (High Efficiency Image File Format). "
 "Typical suffices for HEIF files are .heif, .heic."
@@ -2564,93 +2565,93 @@ msgstr ""
 "载入以 HEIF（高效率图像文件格式）格式存储的图像。HEIF 文件典型的后缀名为 ."
 "heif、.heic。"
 
-#: ../plug-ins/common/file-heif.c:150 ../plug-ins/common/file-heif.c:179
+#: ../plug-ins/common/file-heif.c:154 ../plug-ins/common/file-heif.c:183
 msgid "HEIF/HEIC"
 msgstr "HEIF/HEIC"
 
-#: ../plug-ins/common/file-heif.c:173
+#: ../plug-ins/common/file-heif.c:177
 msgid "Exports HEIF images"
 msgstr "导出 HEIF 图像"
 
-#: ../plug-ins/common/file-heif.c:174
+#: ../plug-ins/common/file-heif.c:178
 msgid "Save image in HEIF format (High Efficiency Image File Format)."
 msgstr "以 HEIF（高效率图像文件格式）格式保存图像。"
 
-#: ../plug-ins/common/file-heif.c:194
+#: ../plug-ins/common/file-heif.c:198
 msgid "Exports AVIF images"
 msgstr "导出 AVIF 图像"
 
-#: ../plug-ins/common/file-heif.c:195
+#: ../plug-ins/common/file-heif.c:199
 msgid "Save image in AV1 Image File Format (AVIF)"
 msgstr "以 AV1 图像文件格式（AVIF）保存图像"
 
-#: ../plug-ins/common/file-heif.c:736 ../plug-ins/common/file-heif.c:769
-#: ../plug-ins/common/file-heif.c:808 ../plug-ins/common/file-heif.c:874
+#: ../plug-ins/common/file-heif.c:776 ../plug-ins/common/file-heif.c:809
+#: ../plug-ins/common/file-heif.c:848 ../plug-ins/common/file-heif.c:914
 #, c-format
 msgid "Loading HEIF image failed: %s"
 msgstr "加载 HEIF 图像失败：%s"
 
-#: ../plug-ins/common/file-heif.c:758
+#: ../plug-ins/common/file-heif.c:798
 msgid "Loading HEIF image failed: Input file contains no readable images"
 msgstr "加载 HEIF 图像失败：输入的文件未包含可读取图像"
 
-#: ../plug-ins/common/file-heif.c:1001
+#: ../plug-ins/common/file-heif.c:1041
 msgid "image content"
 msgstr "图像内容"
 
-#: ../plug-ins/common/file-heif.c:1322
+#: ../plug-ins/common/file-heif.c:1362
 #, c-format
 msgid "Exporting '%s' using %s encoder"
 msgstr "正在使用 %2$s 编码器导出“%1$s”"
 
-#: ../plug-ins/common/file-heif.c:1373 ../plug-ins/common/file-heif.c:1627
+#: ../plug-ins/common/file-heif.c:1413 ../plug-ins/common/file-heif.c:1667
 #, c-format
 msgid "Encoding HEIF image failed: %s"
 msgstr "编码 HEIF 图像失败：%s"
 
-#: ../plug-ins/common/file-heif.c:1664
+#: ../plug-ins/common/file-heif.c:1704
 #, c-format
 msgid "Writing HEIF image failed: %s"
 msgstr "写入 HEIF 图像失败：%s"
 
-#: ../plug-ins/common/file-heif.c:1753
+#: ../plug-ins/common/file-heif.c:1793
 msgid "primary"
 msgstr "主要"
 
-#: ../plug-ins/common/file-heif.c:1898
+#: ../plug-ins/common/file-heif.c:1938
 msgid "Load HEIF Image"
 msgstr "载入 HEIF 图像"
 
-#: ../plug-ins/common/file-heif.c:1912
+#: ../plug-ins/common/file-heif.c:1952
 msgid "Select Image"
 msgstr "选择图像"
 
-#: ../plug-ins/common/file-heif.c:2078
+#: ../plug-ins/common/file-heif.c:2118
 msgid "Nearly _lossless"
 msgstr "接近无损(_L)"
 
-#: ../plug-ins/common/file-heif.c:2082 ../plug-ins/file-jpeg/jpeg-save.c:835
+#: ../plug-ins/common/file-heif.c:2122 ../plug-ins/file-jpeg/jpeg-save.c:835
 msgid "_Quality:"
 msgstr "质量(_Q)："
 
-#: ../plug-ins/common/file-heif.c:2125
+#: ../plug-ins/common/file-heif.c:2165
 msgid "Bit depth:"
 msgstr "位深："
 
-#: ../plug-ins/common/file-heif.c:2131
+#: ../plug-ins/common/file-heif.c:2171
 msgid "8 bit/channel"
 msgstr "8 位/通道"
 
-#: ../plug-ins/common/file-heif.c:2132
+#: ../plug-ins/common/file-heif.c:2172
 msgid "10 bit/channel"
 msgstr "10 位/通道"
 
-#: ../plug-ins/common/file-heif.c:2133
+#: ../plug-ins/common/file-heif.c:2173
 msgid "12 bit/channel"
 msgstr "12 位/通道"
 
 #. Color profile
-#: ../plug-ins/common/file-heif.c:2142 ../plug-ins/file-jpeg/jpeg-save.c:974
+#: ../plug-ins/common/file-heif.c:2182 ../plug-ins/file-jpeg/jpeg-save.c:974
 #: ../plug-ins/file-webp/file-webp-dialog.c:404
 #: ../plug-ins/ui/plug-in-file-tiff.ui.h:12
 msgid "Save color _profile"
@@ -2876,7 +2877,7 @@ msgstr "无法转换“%s”中的 xvYCC JP2 图像为 RGB。"
 msgid "Unsupported color space in JP2 image '%s'."
 msgstr "不支持 JP2 图像“%s”中的色彩空间。"
 
-#: ../plug-ins/common/file-jpegxl.c:71
+#: ../plug-ins/common/file-jpegxl.c:82 ../plug-ins/common/file-jpegxl.c:99
 msgid "JPEG XL image"
 msgstr "JPEG XL 图像"
 
@@ -3024,13 +3025,13 @@ msgid "'%s' is not a PCX file"
 msgstr "“%s”不是 PCX 文件"
 
 #: ../plug-ins/common/file-pcx.c:413 ../plug-ins/file-bmp/bmp-load.c:726
-#: ../plug-ins/file-psd/psd-load.c:315
+#: ../plug-ins/file-psd/psd-load.c:318
 #, c-format
 msgid "Unsupported or invalid image width: %d"
 msgstr "不支持或无效的图像宽度：%d"
 
 #: ../plug-ins/common/file-pcx.c:419 ../plug-ins/file-bmp/bmp-load.c:732
-#: ../plug-ins/file-psd/psd-load.c:307
+#: ../plug-ins/file-psd/psd-load.c:310
 #, c-format
 msgid "Unsupported or invalid image height: %d"
 msgstr "不支持或无效的图像高度：%d"
@@ -3081,10 +3082,11 @@ msgstr "下边框超出边界(须 < %d)：%d"
 msgid "Writing to file '%s' failed: %s"
 msgstr "写入文件“%s”失败：%s"
 
-#: ../plug-ins/common/file-pdf-load.c:324
-#: ../plug-ins/common/file-pdf-load.c:343
-#: ../plug-ins/common/file-pdf-save.c:350
-#: ../plug-ins/common/file-pdf-save.c:367
+#: ../plug-ins/common/file-pdf-load.c:329
+#: ../plug-ins/common/file-pdf-load.c:348
+#: ../plug-ins/common/file-pdf-save.c:383
+#: ../plug-ins/common/file-pdf-save.c:400
+#: ../plug-ins/common/file-pdf-save.c:418
 msgid "Portable Document Format"
 msgstr "便携式文档格式"
 
@@ -3092,91 +3094,97 @@ msgstr "便携式文档格式"
 #. * second is out-of-range page number, third is
 #. * number of pages. Specify order as in English if needed.
 #.
-#: ../plug-ins/common/file-pdf-load.c:507
+#: ../plug-ins/common/file-pdf-load.c:512
 #, c-format
 msgid "PDF document '%1$s' has %3$d page. Page %2$d is out of range."
 msgid_plural "PDF document '%1$s' has %3$d pages. Page %2$d is out of range."
 msgstr[0] "PDF 文档“%1$s”有“%3$d”页面。页面“%2$d”超出范围。"
 
-#: ../plug-ins/common/file-pdf-load.c:689
+#: ../plug-ins/common/file-pdf-load.c:695
 msgid "PDF is password protected, please input the password:"
 msgstr "PDF 被密码保护，请输入密码："
 
-#: ../plug-ins/common/file-pdf-load.c:699
+#: ../plug-ins/common/file-pdf-load.c:705
 msgid "Encrypted PDF"
 msgstr "加密 PDF"
 
-#: ../plug-ins/common/file-pdf-load.c:726
+#: ../plug-ins/common/file-pdf-load.c:732
 msgid "Wrong password! Please input the right one:"
 msgstr "密码错误！请输入正确密码："
 
-#: ../plug-ins/common/file-pdf-load.c:744
+#: ../plug-ins/common/file-pdf-load.c:750
 #, c-format
 msgid "Could not load '%s': %s"
 msgstr "无法载入“%s”：%s"
 
-#: ../plug-ins/common/file-pdf-load.c:1085
+#: ../plug-ins/common/file-pdf-load.c:1096
 #, c-format
 msgid "%s-%s"
 msgstr "%s-%s"
 
-#: ../plug-ins/common/file-pdf-load.c:1087 ../plug-ins/common/file-ps.c:1197
+#: ../plug-ins/common/file-pdf-load.c:1098 ../plug-ins/common/file-ps.c:1197
 #, c-format
 msgid "%s-pages"
 msgstr "%s 页"
 
-#: ../plug-ins/common/file-pdf-load.c:1278
+#: ../plug-ins/common/file-pdf-load.c:1352
 msgid "Import from PDF"
 msgstr "从 PDF 导入"
 
-#: ../plug-ins/common/file-pdf-load.c:1283 ../plug-ins/common/file-ps.c:3448
+#: ../plug-ins/common/file-pdf-load.c:1357 ../plug-ins/common/file-ps.c:3448
 #: ../plug-ins/file-tiff/file-tiff-load.c:2665
 #: ../plug-ins/metadata/metadata-editor.c:4627
 msgid "_Import"
 msgstr "导入(_I)"
 
-#: ../plug-ins/common/file-pdf-load.c:1316
+#: ../plug-ins/common/file-pdf-load.c:1390
 msgid "Error getting number of pages from the given PDF file."
 msgstr "从指定 PDF 文件获取页数时出错。"
 
 #. "Load in reverse order" toggle button
-#: ../plug-ins/common/file-pdf-load.c:1357
+#: ../plug-ins/common/file-pdf-load.c:1435
 msgid "Load in reverse order"
 msgstr "逆序加载"
 
-#: ../plug-ins/common/file-pdf-load.c:1375
+#: ../plug-ins/common/file-pdf-load.c:1453
 msgid "_Width (pixels):"
 msgstr "宽度(像素)(_W)："
 
-#: ../plug-ins/common/file-pdf-load.c:1376
+#: ../plug-ins/common/file-pdf-load.c:1454
 msgid "_Height (pixels):"
 msgstr "高度(像素)(_H)："
 
-#: ../plug-ins/common/file-pdf-load.c:1378
+#: ../plug-ins/common/file-pdf-load.c:1456
 msgid "_Resolution:"
 msgstr "分辨率(_R)："
 
 #. Antialiasing
-#: ../plug-ins/common/file-pdf-load.c:1389
+#: ../plug-ins/common/file-pdf-load.c:1467
 msgid "Use _Anti-aliasing"
 msgstr "使用抗锯齿(_A)"
 
-#: ../plug-ins/common/file-pdf-load.c:1667
-#: ../plug-ins/common/file-pdf-load.c:1668 ../plug-ins/common/file-svg.c:852
+#. White Background
+#: ../plug-ins/common/file-pdf-load.c:1476
+msgid "_Fill transparent areas with white"
+msgstr "用白色填充透明区域(_F)"
+
+#: ../plug-ins/common/file-pdf-load.c:1762
+#: ../plug-ins/common/file-pdf-load.c:1763 ../plug-ins/common/file-svg.c:852
 #: ../plug-ins/common/file-wmf.c:710 ../plug-ins/print/print-page-layout.c:305
 #, c-format
 msgid "pixels/%a"
 msgstr "像素/%a"
 
-#: ../plug-ins/common/file-pdf-save.c:382
+#: ../plug-ins/common/file-pdf-save.c:433
+#: ../plug-ins/common/file-pdf-save.c:451
 msgid "_Create multipage PDF..."
 msgstr "创建多页面 PDF(_C)…"
 
-#: ../plug-ins/common/file-pdf-save.c:465
+#: ../plug-ins/common/file-pdf-save.c:535
 msgid "You must select a file to save!"
 msgstr "您必须选择一个文件进行保存！"
 
-#: ../plug-ins/common/file-pdf-save.c:491
+#: ../plug-ins/common/file-pdf-save.c:561
 #, c-format
 msgid ""
 "An error occurred while creating the PDF file:\n"
@@ -3188,83 +3196,88 @@ msgstr ""
 "%s\n"
 "请确保您输入了有效文件名且选中的位置不是只读！"
 
-#: ../plug-ins/common/file-pdf-save.c:823
-#: ../plug-ins/common/file-pdf-save.c:983
+#: ../plug-ins/common/file-pdf-save.c:899
+#: ../plug-ins/common/file-pdf-save.c:1067
+msgid "_Fill transparent areas with background color"
+msgstr "用背景色填充透明区域(_F)"
+
+#: ../plug-ins/common/file-pdf-save.c:904
+#: ../plug-ins/common/file-pdf-save.c:1072
 msgid "_Omit hidden layers and layers with zero opacity"
 msgstr "忽略隐藏图层和完全透明图层(_O)"
 
-#: ../plug-ins/common/file-pdf-save.c:828
-#: ../plug-ins/common/file-pdf-save.c:988
+#: ../plug-ins/common/file-pdf-save.c:909
+#: ../plug-ins/common/file-pdf-save.c:1077
 msgid "Convert _bitmaps to vector graphics where possible"
 msgstr "可能的话将位图转换为矢量图形(_B)"
 
-#: ../plug-ins/common/file-pdf-save.c:833
-#: ../plug-ins/common/file-pdf-save.c:993
+#: ../plug-ins/common/file-pdf-save.c:914
+#: ../plug-ins/common/file-pdf-save.c:1082
 msgid "_Apply layer masks before saving"
 msgstr "保存之前应用图层蒙板(_A)"
 
-#: ../plug-ins/common/file-pdf-save.c:837
-#: ../plug-ins/common/file-pdf-save.c:997
+#: ../plug-ins/common/file-pdf-save.c:918
+#: ../plug-ins/common/file-pdf-save.c:1086
 msgid "Keeping the masks will not change the output"
 msgstr "保留蒙板将不会改变输出"
 
-#: ../plug-ins/common/file-pdf-save.c:843
+#: ../plug-ins/common/file-pdf-save.c:924
 #, c-format
 msgid "_Layers as pages (%s)"
 msgstr "图层作为页面（%s）(_L)"
 
-#: ../plug-ins/common/file-pdf-save.c:845
-#: ../plug-ins/common/file-pdf-save.c:1044
+#: ../plug-ins/common/file-pdf-save.c:926
+#: ../plug-ins/common/file-pdf-save.c:1135
 msgid "top layers first"
 msgstr "顶端图层为第一"
 
-#: ../plug-ins/common/file-pdf-save.c:845
-#: ../plug-ins/common/file-pdf-save.c:1044
+#: ../plug-ins/common/file-pdf-save.c:926
+#: ../plug-ins/common/file-pdf-save.c:1135
 msgid "bottom layers first"
 msgstr "底端图层为第一"
 
-#: ../plug-ins/common/file-pdf-save.c:853
+#: ../plug-ins/common/file-pdf-save.c:934
 msgid "_Reverse the pages order"
 msgstr "反转页面顺序(_R)"
 
-#: ../plug-ins/common/file-pdf-save.c:927
+#: ../plug-ins/common/file-pdf-save.c:1011
 msgid "Save to:"
 msgstr "保存到："
 
-#: ../plug-ins/common/file-pdf-save.c:931
+#: ../plug-ins/common/file-pdf-save.c:1015
 msgid "Browse..."
 msgstr "浏览…"
 
-#: ../plug-ins/common/file-pdf-save.c:932
+#: ../plug-ins/common/file-pdf-save.c:1016
 msgid "Multipage PDF export"
 msgstr "多页面 PDF 导出"
 
-#: ../plug-ins/common/file-pdf-save.c:968
+#: ../plug-ins/common/file-pdf-save.c:1052
 msgid "Remove the selected pages"
 msgstr "删除选中页面"
 
-#: ../plug-ins/common/file-pdf-save.c:978
+#: ../plug-ins/common/file-pdf-save.c:1062
 msgid "Add this image"
 msgstr "添加该图像"
 
-#: ../plug-ins/common/file-pdf-save.c:1042
+#: ../plug-ins/common/file-pdf-save.c:1133
 #, c-format
 msgid "Layers as pages (%s)"
 msgstr "图层作为页面（%s）"
 
-#: ../plug-ins/common/file-pdf-save.c:1099
-#: ../plug-ins/common/file-pdf-save.c:1167
-#: ../plug-ins/common/file-pdf-save.c:1265 ../plug-ins/common/file-ps.c:1941
+#: ../plug-ins/common/file-pdf-save.c:1190
+#: ../plug-ins/common/file-pdf-save.c:1258
+#: ../plug-ins/common/file-pdf-save.c:1356 ../plug-ins/common/file-ps.c:1941
 #: ../plug-ins/file-tiff/file-tiff-load.c:1546
 #, c-format
 msgid "Page %d"
 msgstr "第 %d 页"
 
-#: ../plug-ins/common/file-pdf-save.c:1136
+#: ../plug-ins/common/file-pdf-save.c:1227
 msgid "Error! In order to save the file, at least one image should be added!"
 msgstr "错误！为了保存该文件，应该添加至少一副图像！"
 
-#: ../plug-ins/common/file-pdf-save.c:1312
+#: ../plug-ins/common/file-pdf-save.c:1403
 #: ../plug-ins/print/print-draw-page.c:125
 msgid "Cannot handle the size (either width or height) of the image."
 msgstr "无法处理该图像的尺寸（无论宽度或高度）。"
@@ -4168,24 +4181,24 @@ msgstr "无法从“%s”读取扩展"
 msgid "Cannot read header from '%s'"
 msgstr "无法从“%s”读取文件头"
 
-#: ../plug-ins/common/file-tga.c:1434
+#: ../plug-ins/common/file-tga.c:1439
 msgid "TGA"
 msgstr "TGA"
 
 #. rle
-#: ../plug-ins/common/file-tga.c:1443 ../plug-ins/file-sgi/sgi.c:683
+#: ../plug-ins/common/file-tga.c:1448 ../plug-ins/file-sgi/sgi.c:683
 msgid "_RLE compression"
 msgstr "RLE 压缩(_R)"
 
-#: ../plug-ins/common/file-tga.c:1457
+#: ../plug-ins/common/file-tga.c:1462
 msgid "Or_igin:"
 msgstr "原始(_I)"
 
-#: ../plug-ins/common/file-tga.c:1461
+#: ../plug-ins/common/file-tga.c:1466
 msgid "Bottom left"
 msgstr "左下"
 
-#: ../plug-ins/common/file-tga.c:1462
+#: ../plug-ins/common/file-tga.c:1467
 msgid "Top left"
 msgstr "左上"
 
@@ -6878,7 +6891,7 @@ msgstr "图标 #%i"
 msgid "Opening thumbnail for '%s'"
 msgstr "打开“%s”的缩略图"
 
-#: ../plug-ins/file-ico/ico.c:102 ../plug-ins/file-ico/ico.c:136
+#: ../plug-ins/file-ico/ico.c:102 ../plug-ins/file-ico/ico.c:137
 msgid "Microsoft Windows icon"
 msgstr "微软 Windows 图标"
 
@@ -7042,119 +7055,119 @@ msgstr "JPEG 图像"
 msgid "Export Preview"
 msgstr "导出预览"
 
-#: ../plug-ins/file-psd/psd-load.c:228
+#: ../plug-ins/file-psd/psd-load.c:231
 #: ../plug-ins/file-psd/psd-thumb-load.c:130
 #, c-format
 msgid "Error loading PSD file: %s"
 msgstr "打开 PSD 文件出错：%s"
 
-#: ../plug-ins/file-psd/psd-load.c:283
+#: ../plug-ins/file-psd/psd-load.c:286
 #, c-format
 msgid "Not a valid Photoshop document file"
 msgstr "不是有效的 Photoshop 文档文件"
 
-#: ../plug-ins/file-psd/psd-load.c:290
+#: ../plug-ins/file-psd/psd-load.c:293
 #, c-format
 msgid "Unsupported file format version: %d"
 msgstr "不支持的文件格式版本：%d"
 
-#: ../plug-ins/file-psd/psd-load.c:297
+#: ../plug-ins/file-psd/psd-load.c:300
 #, c-format
 msgid "Too many channels in file: %d"
 msgstr "文件中的通道数太多：%d"
 
-#: ../plug-ins/file-psd/psd-load.c:324
+#: ../plug-ins/file-psd/psd-load.c:327
 #, c-format
 msgid "Unsupported or invalid image size: %dx%d"
 msgstr "不支持或无效的图像尺寸：%dx%d"
 
-#: ../plug-ins/file-psd/psd-load.c:338 ../plug-ins/file-psd/psd-load.c:348
+#: ../plug-ins/file-psd/psd-load.c:341 ../plug-ins/file-psd/psd-load.c:351
 #, c-format
 msgid "Unsupported color mode: %s"
 msgstr "不支持的色彩模式：%s"
 
-#: ../plug-ins/file-psd/psd-load.c:375
+#: ../plug-ins/file-psd/psd-load.c:378
 #, c-format
 msgid "Unsupported bit depth: %d"
 msgstr "不支持的位深度：%d"
 
-#: ../plug-ins/file-psd/psd-load.c:409 ../plug-ins/file-psd/psd-load.c:419
-#: ../plug-ins/file-psd/psd-load.c:630 ../plug-ins/file-psd/psd-load.c:912
+#: ../plug-ins/file-psd/psd-load.c:412 ../plug-ins/file-psd/psd-load.c:422
+#: ../plug-ins/file-psd/psd-load.c:633 ../plug-ins/file-psd/psd-load.c:915
 #, c-format
 msgid "The file is corrupt!"
 msgstr "文件损坏！"
 
-#: ../plug-ins/file-psd/psd-load.c:558
+#: ../plug-ins/file-psd/psd-load.c:561
 #, c-format
 msgid "Too many channels in layer: %d"
 msgstr "图层中的通道数太多：%d"
 
-#: ../plug-ins/file-psd/psd-load.c:566
+#: ../plug-ins/file-psd/psd-load.c:569
 #, c-format
 msgid "Unsupported or invalid layer height: %d"
 msgstr "不支持的或无效的图层高度：%d"
 
-#: ../plug-ins/file-psd/psd-load.c:574
+#: ../plug-ins/file-psd/psd-load.c:577
 #, c-format
 msgid "Unsupported or invalid layer width: %d"
 msgstr "不支持的或无效的图层宽度：%d"
 
-#: ../plug-ins/file-psd/psd-load.c:583
+#: ../plug-ins/file-psd/psd-load.c:586
 #, c-format
 msgid "Unsupported or invalid layer size: %dx%d"
 msgstr "不支持的或无效的图层尺寸：%dx%d"
 
-#: ../plug-ins/file-psd/psd-load.c:668
+#: ../plug-ins/file-psd/psd-load.c:671
 #, c-format
 msgid "Unsupported or invalid mask info size: %d"
 msgstr "不支持或无效的蒙版信息大小：%d"
 
-#: ../plug-ins/file-psd/psd-load.c:837
+#: ../plug-ins/file-psd/psd-load.c:840
 #, c-format
 msgid "Unsupported or invalid layer mask height: %d"
 msgstr "不支持的或无效的图层蒙板高度：%d"
 
-#: ../plug-ins/file-psd/psd-load.c:845
+#: ../plug-ins/file-psd/psd-load.c:848
 #, c-format
 msgid "Unsupported or invalid layer mask width: %d"
 msgstr "不支持的或无效的图层蒙板宽度：%d"
 
-#: ../plug-ins/file-psd/psd-load.c:854
+#: ../plug-ins/file-psd/psd-load.c:857
 #, c-format
 msgid "Unsupported or invalid layer mask size: %dx%d"
 msgstr "不支持的或无效的图层蒙板尺寸：%dx%d"
 
-#: ../plug-ins/file-psd/psd-load.c:1477 ../plug-ins/file-psd/psd-load.c:2040
+#: ../plug-ins/file-psd/psd-load.c:1540 ../plug-ins/file-psd/psd-load.c:2126
 #, c-format
 msgid "Unsupported compression mode: %d"
 msgstr "不支持的压缩模式：%d"
 
-#: ../plug-ins/file-psd/psd-load.c:2187
+#: ../plug-ins/file-psd/psd-load.c:2273
 msgid "Extra"
 msgstr "附加的"
 
-#: ../plug-ins/file-psd/psd-load.c:2365
+#: ../plug-ins/file-psd/psd-load.c:2473
 #, c-format
 msgid "Unsupported or invalid channel size"
 msgstr "不支持或无效的通道尺寸"
 
-#: ../plug-ins/file-psd/psd-load.c:2431
+#: ../plug-ins/file-psd/psd-load.c:2539
 #, c-format
 msgid "Failed to decompress data"
 msgstr "解压缩数据失败"
 
-#: ../plug-ins/file-psd/psd-save.c:463
+#: ../plug-ins/file-psd/psd-save.c:469
 msgid "Error: Can't convert GIMP base imagetype to PSD mode"
 msgstr "出错：无法将 GIMP 基础图像类型转换为 PSD 模式"
 
-#: ../plug-ins/file-psd/psd-save.c:1689
+#: ../plug-ins/file-psd/psd-save.c:1861
 #, c-format
 msgid ""
 "Unable to export '%s'.  The PSD file format does not support images that are "
 "more than 30,000 pixels wide or tall."
 msgstr "无法导出“%s”。PSD 文件格式不支持宽度或高度大于 30000 像素的图像。"
 
-#: ../plug-ins/file-psd/psd-save.c:1710
+#: ../plug-ins/file-psd/psd-save.c:1882
 #, c-format
 msgid ""
 "Unable to export '%s'.  The PSD file format does not support images with "
@@ -10451,12 +10464,17 @@ msgstr "可能您丢失了 GIO 后端而需要安装 GVFS？"
 msgid "Help ID '%s' unknown"
 msgstr "未知的帮助 ID “%s”"
 
-#: ../plug-ins/help/gimphelplocale.c:208
+#: ../plug-ins/help/gimphelplocale.c:218
 #, c-format
 msgid "Loading index from '%s'"
 msgstr "从“%s”读取索引出错"
 
-#: ../plug-ins/help/gimphelplocale.c:266
+#: ../plug-ins/help/gimphelplocale.c:239
+#, c-format
+msgid "Could not load data from '%s': %s"
+msgstr "无法从“%s”加载数据：%s"
+
+#: ../plug-ins/help/gimphelplocale.c:311
 #, c-format
 msgid ""
 "Parse error in '%s':\n"
@@ -10471,7 +10489,7 @@ msgstr "创建一个迭代函数系统(IFS)分形"
 
 #: ../plug-ins/ifs-compose/ifs-compose.c:345
 msgid "_IFS Fractal..."
-msgstr "_IFS 分形..."
+msgstr "IFS 分形(_I)…"
 
 #. X
 #: ../plug-ins/ifs-compose/ifs-compose.c:512
@@ -14927,9 +14945,6 @@ msgstr "从扫描仪/相机传送数据"
 #~ msgid "There was an error taking the screenshot."
 #~ msgstr "对屏幕截图时出错。"
 
-#~ msgid "Replace partial transparency with the current background color"
-#~ msgstr "以当前背景色部分替换透明度"
-
 #~ msgid "_Semi-Flatten"
 #~ msgstr "半平整(_S)"