python
diff --git a/‎library/ast.po‎
Lines changed: 11 additions & 3 deletions b/‎library/ast.po‎
Lines changed: 11 additions & 3 deletions
@@ -15,7 +15,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Python 3.8\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2020-01-01 12:19+0000\n"
+"POT-Creation-Date: 2020-01-13 12:25+0000\n"
 "PO-Revision-Date: 2017-02-16 17:48+0000\n"
 "Last-Translator: xixi zhao <[email protected]>, 2019\n"
 "Language-Team: Chinese (China) (https://www.transifex.com/python-doc/teams/5390/zh_CN/)\n"
@@ -406,10 +406,18 @@ msgid ""
 msgstr "对于属于语句集合（适用于所有语句节点）的节点，访问者还可以返回节点列表而不仅仅是单个节点。"
 
 #: /home/travis/build/python/cpython-doc-catalog/Doc/library/ast.rst:317
+msgid ""
+"If :class:`NodeTransformer` introduces new nodes (that weren't part of "
+"original tree) without giving them location information (such as "
+":attr:`lineno`), :func:`fix_missing_locations` should be called with the new"
+" sub-tree to recalculate the location information::"
+msgstr ""
+
+#: /home/travis/build/python/cpython-doc-catalog/Doc/library/ast.rst:325
 msgid "Usually you use the transformer like this::"
 msgstr "通常你可以像这样使用转换器:: "
 
-#: /home/travis/build/python/cpython-doc-catalog/Doc/library/ast.rst:324
+#: /home/travis/build/python/cpython-doc-catalog/Doc/library/ast.rst:332
 msgid ""
 "Return a formatted dump of the tree in *node*.  This is mainly useful for "
 "debugging purposes.  If *annotate_fields* is true (by default), the returned"
@@ -420,7 +428,7 @@ msgid ""
 "true."
 msgstr ""
 
-#: /home/travis/build/python/cpython-doc-catalog/Doc/library/ast.rst:334
+#: /home/travis/build/python/cpython-doc-catalog/Doc/library/ast.rst:342
 msgid ""
 "`Green Tree Snakes <https://greentreesnakes.readthedocs.io/>`_, an external "
 "documentation resource, has good details on working with Python ASTs."