Update library/contextvars.po

Co-authored-by: Dr.XYZ <dr.xyz.tw@gmail.com>

Author: husohome

library/contextvars.po

@@ -425,7 +425,7 @@ msgstr "回傳情境物件中所有變數的值的串列。"
 msgid ""
 "Return a list of 2-tuples containing all variables and their values in the "
 "context object."
-msgstr "回傳情境物件中所有變數與其值的元組（tuple）的清單。"
+msgstr "回傳情境物件中所有變數與其值的 2-元組（2-tuples）的串列。"
 
 #: ../../library/contextvars.rst:277
 msgid "asyncio support"