[po] auto sync bot

zhsj · zhsj · commit ce68550ff59c · 2018-12-30T19:58:59.000+08:00
diff --git a/reference/expressions.po b/reference/expressions.po
@@ -527,15 +527,15 @@ msgstr ""
 msgid ""
 "Yield expressions deprecated in the implicitly nested scopes used to "
 "implement comprehensions and generator expressions."
-msgstr ""
+msgstr "yield 表达式在用于实现推导式和生成器表达式的隐式嵌套作用域中已弃用。"
 
 #: ../../reference/expressions.rst:437
 msgid ""
 "Generator functions are described below, while asynchronous generator "
 "functions are described separately in section :ref:`asynchronous-generator-"
 "functions`."
 msgstr ""
-"下面是生成器函数的解释. 异步生成器函数会在 :ref:`asynchronous-generator-functions` 另开一节单独解释."
+"下面是对生成器函数的描述，异步生成器函数会在 :ref:`asynchronous-generator-functions` 一节中单独介绍。"
 
 #: ../../reference/expressions.rst:441
 msgid ""
