diff --git a/locale/zh_Latn_pinyin.po b/locale/zh_Latn_pinyin.po
index fdcb46771c..bc57290f8a 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: 2021-03-29 08:26+0000\n"
+"PO-Revision-Date: 2021-04-13 22:09+0000\n"
 "Last-Translator: hexthat <hexthat@gmail.com>\n"
 "Language-Team: Chinese Hanyu Pinyin\n"
 "Language: zh_Latn_pinyin\n"
@@ -423,7 +423,7 @@ msgstr "Wèi zhīchí zhǐdìng de yǐn jiǎo AnalogOut"
 
 #: ports/stm/common-hal/audiopwmio/PWMAudioOut.c
 msgid "Another PWMAudioOut is already active"
-msgstr ""
+msgstr "lìng yí gè PWMAudioOut yǐ jīng chǔ yú huó dòng zhuàng tài"
 
 #: ports/atmel-samd/common-hal/pulseio/PulseOut.c
 #: ports/cxd56/common-hal/pulseio/PulseOut.c
@@ -449,7 +449,7 @@ msgstr "cháng shì fēn pèi %d kuài"
 
 #: supervisor/shared/safe_mode.c
 msgid "Attempted heap allocation when VM not running."
-msgstr ""
+msgstr "dāng VM bú yùn xíng shí, cháng shì duī fēn pèi."
 
 #: shared-bindings/wifi/Radio.c
 msgid "Authentication failure"
@@ -997,7 +997,7 @@ msgstr "Wúfǎ fēnpèi wifi sǎomiáo nèicún"
 
 #: ports/stm/common-hal/audiopwmio/PWMAudioOut.c
 msgid "Failed to buffer the sample"
-msgstr ""
+msgstr "wèi néng huǎn chōng yàng běn"
 
 #: ports/nrf/common-hal/_bleio/Adapter.c
 msgid "Failed to connect: internal error"
@@ -1026,7 +1026,7 @@ msgstr "Wúfǎ xiě rù nèibù shǎncún."
 
 #: supervisor/shared/safe_mode.c
 msgid "Fatal error."
-msgstr ""
+msgstr "zhì mìng cuò wù."
 
 #: py/moduerrno.c
 msgid "File exists"
@@ -1479,7 +1479,7 @@ msgstr "bì xū shǐ yòng 6 RGB yǐn jiǎo de bèi shù, ér bù shì %d"
 
 #: supervisor/shared/safe_mode.c
 msgid "NLR jump failed. Likely memory corruption."
-msgstr ""
+msgstr "NLR tiào zhuǎn shī bài. kě néng shì nèi cún sǔn huài."
 
 #: ports/esp32s2/common-hal/nvm/ByteArray.c
 msgid "NVS Error"
@@ -1615,11 +1615,11 @@ msgstr "Méiyǒu jìshí qì"
 
 #: supervisor/shared/safe_mode.c
 msgid "Nordic system firmware failure assertion."
-msgstr ""
+msgstr "běi ōu xì tǒng gù jiàn gù zhàng duàn yán."
 
 #: ports/nrf/common-hal/_bleio/__init__.c
 msgid "Nordic system firmware out of memory"
-msgstr ""
+msgstr "běi ōu xì tǒng gù jiàn chū nèi cún"
 
 #: shared-bindings/ipaddress/IPv4Address.c shared-bindings/ipaddress/__init__.c
 msgid "Not a valid IP string"
@@ -2288,7 +2288,7 @@ msgstr "Wèizhī de ānquán cuòwù: 0x%04x"
 #: ports/nrf/common-hal/_bleio/__init__.c
 #, c-format
 msgid "Unknown system firmware error: %04x"
-msgstr ""
+msgstr "wèi zhī xì tǒng gù jiàn cuò wù: %04x"
 
 #: shared-bindings/_pixelbuf/PixelBuf.c
 #, c-format
@@ -3254,7 +3254,7 @@ msgstr "zhèngshū wúxiào"
 
 #: py/compile.c
 msgid "invalid decorator"
-msgstr ""
+msgstr "wú xiào zhuāng shì"
 
 #: extmod/uos_dupterm.c
 msgid "invalid dupterm index"
@@ -3686,11 +3686,11 @@ msgstr "ord() yùqí zìfú, dàn chángdù zìfú chuàn %d"
 
 #: extmod/ulab/code/utils/utils.c
 msgid "out array is too small"
-msgstr ""
+msgstr "chū zhèn liè tài xiǎo"
 
 #: extmod/ulab/code/utils/utils.c
 msgid "out must be a float dense array"
-msgstr ""
+msgstr "chū bì xū shì yí gè fú dòng mì jí zhèn liè"
 
 #: shared-bindings/displayio/Bitmap.c
 msgid "out of range of source"