diff --git a/library/datetime.po b/library/datetime.po
index f76297b8f4..965338c0a0 100644
--- a/library/datetime.po
+++ b/library/datetime.po
@@ -2657,7 +2657,7 @@ msgstr "``%m``"
 
 #: ../../library/datetime.rst:2369
 msgid "Month as a zero-padded decimal number."
-msgstr ""
+msgstr "以零填充的並以十進位數字表示的月份。"
 
 #: ../../library/datetime.rst:2369 ../../library/datetime.rst:2381
 msgid "01, 02, ..., 12"