diff --git a/locale/zh.po b/locale/zh.po
index 80b3af719..e51e70565 100644
--- a/locale/zh.po
+++ b/locale/zh.po
@@ -12,13 +12,14 @@
 # Eric <spice2wolf@gmail.com>, 2021.
 # XiaoPanPanKevinPan <sn00151200@gmail.com>, 2021.
 # Liu Wenyuan <15816141883@163.com>, 2021.
+# lumingzh <lumingzh@qq.com>, 2021.
 msgid ""
 msgstr ""
 "Project-Id-Version: tenacity 3.0.4\n"
 "Report-Msgid-Bugs-To: emabrey@tenacityaudio.org\n"
 "POT-Creation-Date: 2021-07-25 03:44-0400\n"
-"PO-Revision-Date: 2021-08-25 10:55+0000\n"
-"Last-Translator: Liu Wenyuan <15816141883@163.com>\n"
+"PO-Revision-Date: 2021-08-30 10:00+0000\n"
+"Last-Translator: lumingzh <lumingzh@qq.com>\n"
 "Language-Team: Chinese (Simplified) <https://hosted.weblate.org/projects/"
 "tenacity/tenacity/zh_Hans/>\n"
 "Language: zh\n"
@@ -21364,28 +21365,23 @@ msgid "+/- 1"
 msgstr "+/- 1"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "IFF (Amiga IFF/SVX8/SV16)"
 msgstr "IFF（Amiga IFF/SVX8/SV16）"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "HTK (HMM Tool Kit)"
-msgstr "HTK（HMM Tool Kit）"
+msgstr "HTK（HMM 工具集）"
 
 #. i18n-hint: "codec" is short for a "coder-decoder" algorithm
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "FLAC (FLAC Lossless Audio Codec)"
-msgstr "FLAC（FLAC Lossless Audio Codec）"
+msgstr "FLAC（FLAC 无损编解码器）"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "CAF (Apple Core Audio File)"
-msgstr "CAF（Apple Core Audio File）"
+msgstr "CAF（苹果 Core Audio 文件）"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "AVR (Audio Visual Research)"
 msgstr "AVR（Audio Visual Research）"
 
@@ -21394,14 +21390,12 @@ msgid "AU (Sun/NeXT)"
 msgstr "AU (Sun/NeXT)"
 
 #: src/export/ExportPCM.cpp src/import/ImportPCM.cpp
-#, fuzzy
 msgid "WAV (Microsoft)"
-msgstr "WAV（Microsoft）"
+msgstr "WAV（微软）"
 
 #: src/export/ExportPCM.cpp src/import/ImportPCM.cpp
-#, fuzzy
 msgid "AIFF (Apple/SGI)"
-msgstr "AIFF（Apple/SGI）"
+msgstr "AIFF（苹果/SGI）"
 
 #: src/export/ExportMP3.cpp
 msgid "65-105 kbps"
@@ -21436,12 +21430,10 @@ msgid "200-250 kbps"
 msgstr "200-250 kbps"
 
 #: src/export/ExportFFmpegDialogs.cpp
-#, fuzzy
 msgid "LPC"
 msgstr "LPC"
 
 #: src/export/ExportFFmpegDialogs.cpp
-#, fuzzy
 msgid "VBL"
 msgstr "VBL"
 
@@ -21470,7 +21462,6 @@ msgid "2.5 ms"
 msgstr "2.5 ms"
 
 #: src/export/ExportFFmpegDialogs.cpp
-#, fuzzy
 msgid "VOIP"
 msgstr "VOIP"
 
@@ -21532,26 +21523,23 @@ msgstr "Vamp"
 #. i18n-hint: abbreviates
 #. "Linux Audio Developer's Simple Plugin API (LADSPA) version 2"
 #: src/effects/lv2/LV2Effect.h
-#, fuzzy
 msgid "LV2"
 msgstr "LV2"
 
 #. i18n-hint: abbreviates "Linux Audio Developer's Simple Plugin API"
 #. (Application programming interface)
 #: src/effects/ladspa/LadspaEffect.h
-#, fuzzy
 msgid "LADSPA"
 msgstr "LADSPA"
 
 #. i18n-hint: An item name introducing a value, which is not part of the string but
 #. appears in a following text box window; translate with appropriate punctuation
 #: src/effects/ladspa/LadspaEffect.cpp src/effects/nyquist/Nyquist.cpp src/effects/vamp/VampEffect.cpp src/tracks/playabletrack/wavetrack/ui/SpectrumView.cpp
-#, c-format, fuzzy
+#, c-format
 msgid "%s:"
 msgstr "%s："
 
 #: src/effects/Equalization.cpp
-#, fuzzy
 msgid "&SSE"
 msgstr "&SSE"
 
@@ -21585,7 +21573,6 @@ msgid "+ dB"
 msgstr "+ dB"
 
 #: src/effects/Equalization.cpp
-#, fuzzy
 msgid "RIAA"
 msgstr "RIAA"
 
@@ -21791,14 +21778,12 @@ msgstr "Leland Lucius"
 #. i18n-hint: the name of an Apple audio software protocol
 #. i18n-hint: Audio Unit is the name of an Apple audio software protocol
 #: src/effects/audiounits/AudioUnitEffect.h src/prefs/EffectsPrefs.cpp
-#, fuzzy
 msgid "Audio Unit"
 msgstr "Audio Unit"
 
 #. i18n-hint: Abbreviates Virtual Studio Technology, an audio software protocol
 #. developed by Steinberg GmbH
 #: src/effects/VST/VSTEffect.h
-#, fuzzy
 msgid "VST"
 msgstr "VST"
 
@@ -21812,9 +21797,8 @@ msgid "%.3f"
 msgstr "%.3f"
 
 #: src/effects/Paulstretch.cpp
-#, fuzzy
 msgid "Paulstretch"
-msgstr "Paulstretch"
+msgstr "Paul 拉伸"
 
 #: src/effects/NoiseReduction.cpp src/export/ExportFFmpegDialogs.cpp src/export/ExportFLAC.cpp
 msgid "2"
@@ -21877,7 +21861,6 @@ msgid "Blackman, Hann"
 msgstr "Blackman, Hann"
 
 #: src/effects/Loudness.cpp
-#, fuzzy
 msgid "LUFS"
 msgstr "LUFS"
 
@@ -21962,7 +21945,6 @@ msgid "6 dB"
 msgstr "6 dB"
 
 #: plug-ins/StudioFadeOut.ny plug-ins/adjustable-fade.ny plug-ins/crossfadeclips.ny plug-ins/crossfadetracks.ny plug-ins/delay.ny plug-ins/eq-xml-to-txt-converter.ny plug-ins/equalabel.ny plug-ins/label-sounds.ny plug-ins/limiter.ny plug-ins/noisegate.ny plug-ins/sample-data-export.ny plug-ins/sample-data-import.ny plug-ins/spectral-delete.ny plug-ins/tremolo.ny
-#, fuzzy
 msgid "Steve Daulton"
 msgstr "Steve Daulton"
 
@@ -22040,7 +22022,6 @@ msgid "Vorbis"
 msgstr "Vorbis"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "U-Law"
 msgstr "U-Law"
 
@@ -22049,14 +22030,12 @@ msgid "RF64 (RIFF 64)"
 msgstr "RF64 (RIFF 64)"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "PAF (Ensoniq PARIS)"
 msgstr "PAF（Ensoniq PARIS）"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "MPC (Akai MPC 2k)"
-msgstr "MPC（Akai MPC 2k）"
+msgstr "MPC（雅家 MPC 2k）"
 
 #: src/import/ImportPCM.cpp
 msgid "MAT5 (GNU Octave 2.1 / Matlab 5.0)"
@@ -22075,10 +22054,10 @@ msgstr "48 dB"
 #. last number counts the clips,
 #. string names a track
 #: src/menus/ClipMenus.cpp
-#, c-format, fuzzy
+#, c-format
 msgid "%d of %d clip %s"
 msgid_plural "%d of %d clips %s"
-msgstr[0] "第 %d 个片段，共 %d 个，在 %s 中"
+msgstr[0] "第 %d 共 %d 片段在 %s"
 
 #. i18n-hint:
 #. First two %s are each replaced with the noun "start"
@@ -22089,10 +22068,10 @@ msgstr[0] "第 %d 个片段，共 %d 个，在 %s 中"
 #. and the last string is the name of the track containing the
 #. clips.
 #: src/menus/ClipMenus.cpp
-#, c-format, fuzzy
+#, c-format
 msgid "%s %d and %s %d of %d clip %s"
 msgid_plural "%s %d and %s %d of %d clips %s"
-msgstr[0] "第 %s %d 和 %s %d 个片段，共 %d 个，在 %s 中"
+msgstr[0] "%s 第 %d 和 %s 第 %d 共 %d 片段在 %s"
 
 #. i18n-hint:
 #. First %s is replaced with the noun "start" or "end"
@@ -22103,49 +22082,42 @@ msgstr[0] "第 %s %d 和 %s %d 个片段，共 %d 个，在 %s 中"
 #. and the last string is the name of the track containing the
 #. clips.
 #: src/menus/ClipMenus.cpp
-#, c-format, fuzzy
+#, c-format
 msgid "%s %d of %d clip %s"
 msgid_plural "%s %d of %d clips %s"
-msgstr[0] "第 %s %d 个片段，共 %d 个，在 %s 中"
+msgstr[0] "%s 第 %d 共 %d 片段在 %s"
 
 #: plug-ins/vocoder.ny
-#, fuzzy
 msgid "Edgar-RFT"
 msgstr "Edgar-RFT"
 
 #: plug-ins/vocalrediso.ny
-#, fuzzy
 msgid "Robert Haenggi"
 msgstr "Robert Haenggi"
 
 #: plug-ins/rissetdrum.ny
-#, fuzzy
 msgid "Steven Jones"
 msgstr "Steven Jones"
 
 #: plug-ins/pluck.ny
-#, fuzzy
 msgid "David R.Sky"
 msgstr "David R.Sky"
 
 #. i18n-hint: hours and minutes. Do not translate "~a".
 #: plug-ins/noisegate.ny
-#, fuzzy, lisp-format
+#, lisp-format
 msgid "~ah ~am"
-msgstr "~a时~a分"
+msgstr "~a 时~a 分"
 
 #: plug-ins/highpass.ny plug-ins/lowpass.ny plug-ins/rhythmtrack.ny
-#, fuzzy
 msgid "Dominic Mazzoni"
 msgstr "Dominic Mazzoni"
 
 #: plug-ins/SpectralEditMulti.ny plug-ins/SpectralEditParametricEQ.ny plug-ins/SpectralEditShelves.ny
-#, fuzzy
 msgid "Paul Licameli"
 msgstr "Paul Licameli"
 
 #: src/widgets/numformatter.cpp
-#, fuzzy
 msgid "NaN"
 msgstr "NaN"
 
@@ -22163,19 +22135,16 @@ msgstr "日:时:分:秒"
 #. i18n-hint: Name of time display format that shows time in hours, minutes
 #. * and seconds
 #: src/widgets/NumericTextCtrl.cpp
-#, fuzzy
 msgid "hh:mm:ss"
 msgstr "时:分:秒"
 
 #. i18n-hint arrowhead meaning forward movement
 #: src/widgets/HelpSystem.cpp
-#, fuzzy
 msgid ">"
 msgstr ">"
 
 #. i18n-hint arrowhead meaning backward movement
 #: src/widgets/HelpSystem.cpp
-#, fuzzy
 msgid "<"
 msgstr "<"
 
@@ -22192,27 +22161,23 @@ msgstr "%s。"
 
 #. i18n-hint: The name of a frequency scale in psychoacoustics, abbreviates Equivalent Rectangular Bandwidth
 #: src/prefs/SpectrogramSettings.cpp
-#, fuzzy
 msgid "ERB"
 msgstr "ERB"
 
 #. i18n-hint: The name of a frequency scale in psychoacoustics, named for Heinrich Barkhausen
 #: src/prefs/SpectrogramSettings.cpp
-#, fuzzy
 msgid "Bark"
 msgstr "Bark"
 
 #. i18n-hint: Abbreviates Virtual Studio Technology, an audio software protocol
 #. developed by Steinberg GmbH
 #: src/prefs/EffectsPrefs.cpp
-#, fuzzy
 msgid "V&ST"
 msgstr "V&ST"
 
 #. i18n-hint: Vamp is the proper name of a software protocol for sound analysis.
 #. It is not an abbreviation for anything.  See http://vamp-plugins.org
 #: src/prefs/EffectsPrefs.cpp
-#, fuzzy
 msgid "&Vamp"
 msgstr "&Vamp"
 
@@ -22221,68 +22186,58 @@ msgstr "&Vamp"
 #. In the translations of this and other strings, you may transliterate the
 #. name into another alphabet.
 #: src/prefs/EffectsPrefs.cpp
-#, fuzzy
 msgid "N&yquist"
 msgstr "N&yquist"
 
 #. i18n-hint: abbreviates
 #. "Linux Audio Developer's Simple Plugin API (LADSPA) version 2"
 #: src/prefs/EffectsPrefs.cpp
-#, fuzzy
 msgid "LV&2"
 msgstr "LV&2"
 
 #. i18n-hint: abbreviates "Linux Audio Developer's Simple Plugin API"
 #. (Application programming interface)
 #: src/prefs/EffectsPrefs.cpp
-#, fuzzy
 msgid "&LADSPA"
 msgstr "&LADSPA"
 
 #: src/menus/PluginMenus.cpp
-#, fuzzy
 msgid "..."
 msgstr "..."
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "8 bit DPCM"
 msgstr "8 位 DPCM"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "24kbs G723 ADPCM"
 msgstr "24kbs G723 ADPCM"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "SF (Berkeley/IRCAM/CARL)"
 msgstr "SF（Berkeley/IRCAM/CARL）"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "SDS (Midi Sample Dump Standard)"
-msgstr "SDS（Midi Sample Dump Standard）"
+msgstr "SDS（Midi 采样转储标准）"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "SD2 (Sound Designer II)"
 msgstr "SD2（Sound Designer II）"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "RAW (header-less)"
 msgstr "RAW（无文件头）"
 
 #. i18n-hint: track name and R abbreviating Right channel
 #: src/export/Export.cpp
-#, c-format, fuzzy
+#, c-format
 msgid "%s - R"
 msgstr "%s - 右"
 
 #. i18n-hint: track name and L abbreviating Left channel
 #: src/export/Export.cpp
-#, c-format, fuzzy
+#, c-format
 msgid "%s - L"
 msgstr "%s - 左"
 
@@ -22291,86 +22246,69 @@ msgstr "%s - 左"
 #. In the translations of this and other strings, you may transliterate the
 #. name into another alphabet.
 #: src/effects/Effect.h
-#, fuzzy
 msgid "Nyquist"
 msgstr "Nyquist"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "16 bit DPCM"
 msgstr "16 位 DPCM"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "VOX ADPCM"
 msgstr "VOX ADPCM"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "24 bit DWVW"
 msgstr "24 位 DWVW"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "16 bit DWVW"
 msgstr "16 位 DWVW"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "32kbs G721 ADPCM"
 msgstr "32kbs G721 ADPCM"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "GSM 6.10"
 msgstr "GSM 6.10"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "Microsoft ADPCM"
-msgstr "Microsoft ADPCM"
+msgstr "微软 ADPCM"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "IMA ADPCM"
 msgstr "IMA ADPCM"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "A-Law"
 msgstr "A-Law"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "XI (FastTracker 2)"
 msgstr "XI（FastTracker 2）"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "WVE (Psion Series 3)"
 msgstr "WVE（Psion Series 3）"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "WAVEX (Microsoft)"
-msgstr "WAVEX（Microsoft）"
+msgstr "WAVEX（微软）"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "WAV (NIST Sphere)"
 msgstr "WAV（NIST Sphere）"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "W64 (SoundFoundry WAVE 64)"
 msgstr "W64（SoundFoundry WAVE 64）"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "VOC (Creative Labs)"
-msgstr "VOC（Creative Labs）"
+msgstr "VOC（创新科技）"
 
 #: src/import/ImportPCM.cpp
-#, fuzzy
 msgid "PVF (Portable Voice Format)"
-msgstr "PVF（Portable Voice Format）"
+msgstr "PVF（便携式语音格式）"