[po] auto sync bot

zhsj · zhsj · commit dceb0a558d83 · 2018-06-19T06:26:41.000Z
diff --git a/tutorial/introduction.po b/tutorial/introduction.po
@@ -437,33 +437,33 @@ msgstr "列表同样支持拼接操作::"
 msgid ""
 "Unlike strings, which are :term:`immutable`, lists are a :term:`mutable` "
 "type, i.e. it is possible to change their content::"
-msgstr ""
+msgstr "与 :term:`immutable` 的字符串不同, 列表是一个 :term:`mutable` 类型，就是说，它自己的内容可以改变::"
 
 #: ../../tutorial/introduction.rst:409
 msgid ""
 "You can also add new items at the end of the list, by using the "
 ":meth:`~list.append` *method* (we will see more about methods later)::"
-msgstr ""
+msgstr "你也可以在列表结尾，通过 :meth:`~list.append` *方法*添加新元素 (我们会在后面解释更多关于方法的内容)::"
 
 #: ../../tutorial/introduction.rst:417
 msgid ""
 "Assignment to slices is also possible, and this can even change the size of "
 "the list or clear it entirely::"
-msgstr ""
+msgstr "给切片赋值也是可以的，这样甚至可以改变列表大小，或者把列表整个清空::"
 
 #: ../../tutorial/introduction.rst:436
 msgid "The built-in function :func:`len` also applies to lists::"
-msgstr ""
+msgstr "内置函数 :func:`len` 也可以作用到列表上::"
 
 #: ../../tutorial/introduction.rst:442
 msgid ""
 "It is possible to nest lists (create lists containing other lists), for "
 "example::"
-msgstr ""
+msgstr "也可以嵌套列表 (创建包含其他列表的列表), 比如说::"
 
 #: ../../tutorial/introduction.rst:458
 msgid "First Steps Towards Programming"
-msgstr ""
+msgstr "走向编程的第一步"
 
 #: ../../tutorial/introduction.rst:460
 msgid ""
