diff --git a/locale/zh_Latn_pinyin.po b/locale/zh_Latn_pinyin.po
index 9e18ff3edc..5c39884785 100644
--- a/locale/zh_Latn_pinyin.po
+++ b/locale/zh_Latn_pinyin.po
@@ -7,7 +7,7 @@ msgstr ""
 "Project-Id-Version: circuitpython-cn\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2021-01-04 12:55-0600\n"
-"PO-Revision-Date: 2021-03-16 00:47+0000\n"
+"PO-Revision-Date: 2021-03-29 08:26+0000\n"
 "Last-Translator: hexthat <hexthat@gmail.com>\n"
 "Language-Team: Chinese Hanyu Pinyin\n"
 "Language: zh_Latn_pinyin\n"
@@ -15,7 +15,7 @@ msgstr ""
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
-"X-Generator: Weblate 4.5.2-dev\n"
+"X-Generator: Weblate 4.6-dev\n"
 
 #: main.c
 msgid ""
@@ -350,7 +350,7 @@ msgstr "Suǒyǒu UART wàiwéi zhèngzài shǐyòng"
 
 #: shared-bindings/pwmio/PWMOut.c
 msgid "All channels in use"
-msgstr ""
+msgstr "suǒ yǒu shǐ yòng de tōng dào"
 
 #: ports/atmel-samd/common-hal/audioio/AudioOut.c
 msgid "All event channels in use"
@@ -2882,7 +2882,7 @@ msgstr "chā yì shùn xù fàn wéi"
 
 #: extmod/ulab/code/linalg/linalg.c
 msgid "dimensions do not match"
-msgstr ""
+msgstr "chǐ cùn bù pǐ pèi"
 
 #: py/modmath.c py/objfloat.c py/objint_longlong.c py/objint_mpz.c py/runtime.c
 #: shared-bindings/math/__init__.c
@@ -3245,7 +3245,7 @@ msgstr "wúxiào de cānshù"
 #: shared-bindings/bitmaptools/__init__.c
 #, c-format
 msgid "invalid bits_per_pixel %d, must be, 1, 4, 8, 16, 24, or 32"
-msgstr ""
+msgstr "wú xiào bits_per_pixel %d， bì xū shì, 1, 4, 8, 16, 24, huò 32"
 
 #: extmod/modussl_axtls.c
 msgid "invalid cert"
@@ -3258,12 +3258,12 @@ msgstr "dupterm suǒyǐn wúxiào"
 #: shared-bindings/bitmaptools/__init__.c
 #, c-format
 msgid "invalid element size %d for bits_per_pixel %d\n"
-msgstr ""
+msgstr "wú xiào yuán jiàn dà xiǎo %d wéi bits_per_pixel %d\n"
 
 #: shared-bindings/bitmaptools/__init__.c
 #, c-format
 msgid "invalid element_size %d, must be, 1, 2, or 4"
-msgstr ""
+msgstr "wú xiào element_size %d, bì xū shì, 1, 2, huò 4"
 
 #: extmod/modframebuf.c
 msgid "invalid format"