[po] auto sync

github-actions[bot] · github-actions[bot] · commit 508a1cacf7bc · 2020-07-29T12:09:21.000Z
diff --git a/library/ctypes.po b/library/ctypes.po
@@ -624,19 +624,22 @@ msgid ""
 "return types can be specified by setting the :attr:`restype` attribute of "
 "the function object."
 msgstr ""
+"默认情况下都会假定函数返回C :c:type:`int` 类型。其他返回类型可以通过设置函数对象的 :attr:`restype` 属性来指定。"
 
 #: ../../library/ctypes.rst:451
 msgid ""
 "Here is a more advanced example, it uses the ``strchr`` function, which "
 "expects a string pointer and a char, and returns a pointer to a string::"
-msgstr ""
+msgstr "这是个更高级的例子，它调用了 ``strchr`` 函数，这个函数接收一个字符串指针以及一个字符作为参数，返回另一个字符串指针。"
 
 #: ../../library/ctypes.rst:464
 msgid ""
 "If you want to avoid the ``ord(\"x\")`` calls above, you can set the "
 ":attr:`argtypes` attribute, and the second argument will be converted from a"
 " single character Python bytes object into a C char::"
 msgstr ""
+"如果希望避免上述的 ``ord(\"x\")`` 调用，可以设置  :attr:`argtypes`  属性，第二个参数就会将单字符的 Python "
+"二进制字符对象转换为 C 字符::"
 
 #: ../../library/ctypes.rst:482
 msgid ""
@@ -647,6 +650,8 @@ msgid ""
 "function call. This is useful to check for error return values and "
 "automatically raise an exception::"
 msgstr ""
+"如果外部函数返回了一个整数，你也可以使用要给可调用的 Python 对象（比如函数或者类）作为 :attr:`restype` 属性的值。将会以 C "
+"函数返回的 *整数* 对象作为参数调用这个可调用对象，执行后的结果作为最终函数返回值。这在错误返回值校验和自动抛出异常等方面比较有用。"
 
 #: ../../library/ctypes.rst:505
 msgid ""
@@ -655,17 +660,19 @@ msgid ""
 "exception. ``WinError`` takes an optional error code parameter, if no one is"
 " used, it calls :func:`GetLastError` to retrieve it."
 msgstr ""
+"``WinError`` 函数可以调用 Windows 的  ``FormatMessage()`` API 获取错误码的字符串说明，然后 *返回* "
+"一个异常。 ``WinError`` 接收一个可选的错误码作为参数，如果没有的话，它将调用  :func:`GetLastError` 获取错误码。"
 
 #: ../../library/ctypes.rst:510
 msgid ""
 "Please note that a much more powerful error checking mechanism is available "
 "through the :attr:`errcheck` attribute; see the reference manual for "
 "details."
-msgstr ""
+msgstr "请注意，使用 :attr:`errcheck`  属性可以实现更强大的错误检查手段；详情请见参考手册。"
 
 #: ../../library/ctypes.rst:517
 msgid "Passing pointers (or: passing parameters by reference)"
-msgstr ""
+msgstr "传递指针(或者传递引用)"
 
 #: ../../library/ctypes.rst:519
 msgid ""
@@ -674,6 +681,8 @@ msgid ""
 "large to be passed by value. This is also known as *passing parameters by "
 "reference*."
 msgstr ""
+"有时候 C 函数接口可能由于要往某个地址写入值，或者数据太大不适合作为值传递，从而希望接收一个 *指针* 作为数据参数类型。这和 *传递参数引用* "
+"类似。"
 
 #: ../../library/ctypes.rst:523
 msgid ""
