[po] auto sync bot

zhsj · zhsj · commit 472a2c32f339 · 2018-11-05T18:28:51.000+08:00
diff --git a/tutorial/controlflow.po b/tutorial/controlflow.po
@@ -174,14 +174,16 @@ msgid ""
 "terminated by a :keyword:`break` statement.  This is exemplified by the "
 "following loop, which searches for prime numbers::"
 msgstr ""
+"循环语句可能有一个 ``else`` 子句；当循环遍历完列表（使用 :keyword:`for` ）或者当条件变为假（使用 "
+":keyword:`while` ）时它会被执行，但是不会在循环被 :keyword:`break` "
+"语句打断时执行。这可以通过下面搜索素数的循环的例子来说明 ::"
 
 #: ../../tutorial/controlflow.rst:187
 msgid ""
 "(Yes, this is the correct code.  Look closely: the ``else`` clause belongs "
 "to the :keyword:`for` loop, **not** the :keyword:`if` statement.)"
 msgstr ""
-"(是的，这是正确的代码。仔细看:  ``else`` 子句属于 :keyword:`for` 循环, **不属于**  :keyword:`if` "
-"语句.)"
+"（是的，这是正确的代码。仔细看： ``else`` 子句属于 :keyword:`for` 循环， **不属于** :keyword:`if` 语句。）"
 
 #: ../../tutorial/controlflow.rst:190
 msgid ""
@@ -192,12 +194,15 @@ msgid ""
 "``break`` occurs. For more on the :keyword:`try` statement and exceptions, "
 "see :ref:`tut-handling`."
 msgstr ""
+"当和循环一起使用时，``else`` 子句与 :keyword:`try` 语句中的 ``else`` 子句的共同点多于 :keyword:`if` "
+"语句中的子句：:keyword:`try` 语句中的 ``else`` 子句在没有异常发生时执行，而循环中的 ``else`` 子句在没有 "
+"``break`` 发生时执行。有关 :keyword:`try` 和异常的更多信息，请参阅 :ref:`tut-handling`  。"
 
 #: ../../tutorial/controlflow.rst:197
 msgid ""
 "The :keyword:`continue` statement, also borrowed from C, continues with the "
 "next iteration of the loop::"
-msgstr ":keyword:`语句，也是从C语言借来的，表示继续下一次迭代：::"
+msgstr ":keyword:` 语句，也是借鉴于C语言，表示继续下一次迭代::"
 
 #: ../../tutorial/controlflow.rst:217
 msgid ":keyword:`pass` Statements"
