[po] auto sync bot

zhsj · zhsj · commit c5b9110e98e0 · 2018-10-06T18:37:55.000+08:00
diff --git a/reference/lexical_analysis.po b/reference/lexical_analysis.po
@@ -560,6 +560,8 @@ msgid ""
 "is used to escape characters that otherwise have a special meaning, such as "
 "newline, backslash itself, or the quote character."
 msgstr ""
+"自然语言描述: 两种字面值都可以用成对单引号 (``'``) 或双引号 (``\"``) 来标示首尾。它们也可以用成对的连续三个单引号或双引号来标示首尾"
+" (这通常被称为 *三引号字符串*)。反斜杠 (``\\``) 字符被用来对特殊含义的字符进行转义，例如换行，反斜杠本身或是引号等字符。"
 
 #: ../../reference/lexical_analysis.rst:445
 msgid ""
@@ -568,6 +570,8 @@ msgid ""
 "may only contain ASCII characters; bytes with a numeric value of 128 or "
 "greater must be expressed with escapes."
 msgstr ""
+"字节串字面值总是带有前缀 ``'b'`` 或 ``'B'``；它们生成 :class:`bytes` 类型而非 :class:`str` "
+"类型的实例。它们只能包含 ASCII 字符；字节对应数值在128及以上必须以转义形式来表示。"
 
 #: ../../reference/lexical_analysis.rst:450
 msgid ""
@@ -578,19 +582,24 @@ msgid ""
 "Given that Python 2.x's raw unicode literals behave differently than Python "
 "3.x's the ``'ur'`` syntax is not supported."
 msgstr ""
+"字符串和字节串字面值都可以带有前缀 ``'r'`` 或 ``'R'``；这种字符串被称为 :dfn:`原始字符串` "
+"其中的反斜杠会被当作其本身的字面字符来处理。因此在原始字符串字面值中，``'\\U'`` 和 ``'\\u'`` 转义形式不会被特殊对待。由于 "
+"Python 2.x 的原始统一码字面值的特性与 Python 3.x 不一致，``'ur'`` 语法已不再被支持。"
 
 #: ../../reference/lexical_analysis.rst:457
 msgid ""
 "The ``'rb'`` prefix of raw bytes literals has been added as a synonym of "
 "``'br'``."
-msgstr ""
+msgstr "新加入了表示原始字节串的 ``'rb'`` 前缀，与 ``'br'`` 的意义相同。"
 
 #: ../../reference/lexical_analysis.rst:461
 msgid ""
 "Support for the unicode legacy literal (``u'value'``) was reintroduced to "
 "simplify the maintenance of dual Python 2.x and 3.x codebases. See "
 ":pep:`414` for more information."
 msgstr ""
+"对旧式统一码字面值 (``u'value'``) 的支持被重新引入以简化 Python 2.x 和 3.x 代码库的同步维护。详情见 "
+":pep:`414`。"
 
 #: ../../reference/lexical_analysis.rst:466
 msgid ""
@@ -599,6 +608,9 @@ msgid ""
 "``'r'``, but not with ``'b'`` or ``'u'``, therefore raw formatted strings "
 "are possible, but formatted bytes literals are not."
 msgstr ""
+"包含 ``'f'`` 或 ``'F'`` 前缀的字符串字面值称为 :dfn:`格式化字符串字面值`；参见 "
+":ref:`f-strings`。``'f'`` 可与 ``'r'`` 连用，但不能与 ``'b'`` 或 ``'u'`` "
+"连用，因此存在原始格式化字符串，但不存在格式化字节串字面值。"
 
 #: ../../reference/lexical_analysis.rst:471
 msgid ""
