[po] auto sync

github-actions[bot] · github-actions[bot] · commit c66922065f9d · 2020-06-30T16:27:57.000Z
diff --git a/library/sys.po b/library/sys.po
@@ -522,6 +522,10 @@ msgid ""
 " a :ref:`traceback object <traceback-objects>` which encapsulates the call "
 "stack at the point where the exception originally occurred."
 msgstr ""
+"如果整个堆栈都没有正在处理的异常，则返回包含三个 ``None`` 值的元组。否则返回值为 ``(type, value, "
+"traceback)``。它们的含义是：*type* 是正在处理的异常类型（它是 :exc:`BaseException` 的子类）；*value* "
+"是异常实例（异常类型的实例）；*traceback* 是一个 :ref:`回溯对象 <traceback-"
+"objects>`，该对象封装了最初发生异常时的调用堆栈。"
 
 #: ../../library/sys.rst:373
 msgid ""
