python
diff --git a/‎library/os.po‎
Lines changed: 19 additions & 6 deletions b/‎library/os.po‎
Lines changed: 19 additions & 6 deletions
@@ -2294,9 +2294,9 @@ msgid ""
 "filenames returned will also be of type ``bytes``; in all other "
 "circumstances, they will be of type ``str``."
 msgstr ""
-"*path* 可以是 :term:`路径类对象 <path-like object>`。如果 *path* 是（直接/间接由 "
-":class:`PathLike` 接口返回的） ``bytes`` 类型，则返回的文件名也将是 ``bytes`` 类型，其他情况下文件名类型是 "
-"``str``。"
+"*path* 可以是 :term:`类路径对象 <path-like object>`。如果 *path* 是（直接/间接由 "
+":class:`PathLike` 接口返回的）``bytes`` 类型，则返回的文件名也将是 ``bytes`` 类型，其他情况下是 ``str`` "
+"类型。"
 
 #: /home/travis/build/python/cpython-doc-catalog/Doc/library/os.rst:1809
 #: /home/travis/build/python/cpython-doc-catalog/Doc/library/os.rst:2210
@@ -2727,11 +2727,13 @@ msgid ""
 "respectively.  In order to remove whole directory trees, "
 ":func:`shutil.rmtree` can be used."
 msgstr ""
+"移除（删除）目录 *path*。如果目录不存在或不为空，则会分别抛出 :exc:`FileNotFoundError` 或 :exc:`OSError`"
+" 异常。要删除整个目录树，可以使用 :func:`shutil.rmtree`。"
 
 #: /home/travis/build/python/cpython-doc-catalog/Doc/library/os.rst:2180
 #: /home/travis/build/python/cpython-doc-catalog/Doc/library/os.rst:2875
 msgid "The *dir_fd* parameter."
-msgstr ""
+msgstr "*dir_fd* 参数。"
 
 #: /home/travis/build/python/cpython-doc-catalog/Doc/library/os.rst:2189
 msgid ""
@@ -2740,6 +2742,8 @@ msgid ""
 "arbitrary order, and the special entries ``'.'`` and ``'..'`` are not "
 "included."
 msgstr ""
+"返回一个迭代出 :class:`os.DirEntry` 对象的迭代器，这些对象对应于 *path* 目录中的条目。条目的生成顺序是任意的，特殊条目 "
+"``'.'`` 和 ``'..'`` 不包括在内。"
 
 #: /home/travis/build/python/cpython-doc-catalog/Doc/library/os.rst:2194
 msgid ""
@@ -2753,6 +2757,11 @@ msgid ""
 "requires a system call on Unix but only requires one for symbolic links on "
 "Windows."
 msgstr ""
+"如果需要文件类型或文件属性信息，使用 :func:`scandir` 代替 :func:`listdir` "
+"可以大大提高这部分代码的性能，因为如果操作系统在扫描目录时返回的是 :class:`os.DirEntry` 对象，则该对象包含了这些信息。所有 "
+":class:`os.DirEntry` 的方法都可能执行一次系统调用，但是 :func:`~os.DirEntry.is_dir` 和 "
+":func:`~os.DirEntry.is_file` 通常只在有符号链接时才执行一次系统调用。:func:`os.DirEntry.stat` 在 "
+"Unix 上始终需要一次系统调用，而在 Windows 上只在有符号链接时才需要。"
 
 #: /home/travis/build/python/cpython-doc-catalog/Doc/library/os.rst:2204
 msgid ""
@@ -2762,6 +2771,10 @@ msgid ""
 " each :class:`os.DirEntry` will be ``bytes``; in all other circumstances, "
 "they will be of type ``str``."
 msgstr ""
+"*path* 可以是 :term:`类路径对象 <path-like object>`。如果 *path* 是（直接/间接由 "
+":class:`PathLike` 接口返回的）``bytes`` 类型，那么每个 :class:`os.DirEntry` 的 "
+":attr:`~os.DirEntry.name` 和 :attr:`~os.DirEntry.path` 属性将是 ``bytes`` "
+"类型，其他情况下是 ``str`` 类型。"
 
 #: /home/travis/build/python/cpython-doc-catalog/Doc/library/os.rst:2214
 msgid ""
@@ -2773,11 +2786,11 @@ msgstr "引发一个 :ref:`审计事件 <auditing>` ``os.scandir``，附带参
 msgid ""
 "The :func:`scandir` iterator supports the :term:`context manager` protocol "
 "and has the following method:"
-msgstr ""
+msgstr ":func:`scandir` 迭代器支持 :term:`上下文管理 <context manager>` 协议，并具有以下方法："
 
 #: /home/travis/build/python/cpython-doc-catalog/Doc/library/os.rst:2220
 msgid "Close the iterator and free acquired resources."
-msgstr ""
+msgstr "关闭迭代器并释放占用的资源。"
 
 #: /home/travis/build/python/cpython-doc-catalog/Doc/library/os.rst:2222
 msgid ""