[po] auto sync

github-actions[bot] · github-actions[bot] · commit 866957b4f29a · 2022-10-16T06:40:36.000Z
diff --git a/library/contextlib.po b/library/contextlib.po
@@ -556,13 +556,17 @@ msgid ""
 "input (such as opening a user specified collection of files), or from some "
 "of the context managers being optional::"
 msgstr ""
+":class:`ExitStack` 的主要应用场景已在该类的文档中给出：在单个 :keyword:`with` "
+"语句中支持可变数量的上下文管理器和其他清理操作。 "
+"这个可变性可以来自通过用户输入驱动所需的上下文管理器数量（例如打开用户所指定的文件集），或者来自将某些上下文管理器作为可选项。"
 
 #: ../../library/contextlib.rst:522
 msgid ""
 "As shown, :class:`ExitStack` also makes it quite easy to use :keyword:`with`"
 " statements to manage arbitrary resources that don't natively support the "
 "context management protocol."
 msgstr ""
+"如上所示，:class:`ExitStack` 还让使用 :keyword:`with` 语句来管理任意非原生支持上下文管理器协议的资源变得相当容易。"
 
 #: ../../library/contextlib.rst:528
 msgid "Catching exceptions from ``__enter__`` methods"
