diff --git a/locale/zh_CN/LC_MESSAGES/Behavioral/Observer/README.po b/locale/zh_CN/LC_MESSAGES/Behavioral/Observer/README.po
index a1b786a..7f64396 100644
--- a/locale/zh_CN/LC_MESSAGES/Behavioral/Observer/README.po
+++ b/locale/zh_CN/LC_MESSAGES/Behavioral/Observer/README.po
@@ -5,7 +5,7 @@ msgstr ""
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2015-05-29 12:18+0200\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
-"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
+"Last-Translator: David Wan <autoloadone@gmail.com>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -13,11 +13,11 @@ msgstr ""
 
 #: ../../Behavioral/Observer/README.rst:2
 msgid "`Observer`__"
-msgstr ""
+msgstr "`观察者模式`__"
 
 #: ../../Behavioral/Observer/README.rst:5
 msgid "Purpose"
-msgstr ""
+msgstr "目的"
 
 #: ../../Behavioral/Observer/README.rst:7
 msgid ""
@@ -26,38 +26,42 @@ msgid ""
 "notified. It is used to shorten the amount of coupled objects and uses loose"
 " coupling instead."
 msgstr ""
+"要实现对象的发布/订阅行为，只要[Subject]对象改变它的状态，就会通知附加的[observer]。"
+"它用于减轻对象的耦合度，并使用松耦合代替。"
 
 #: ../../Behavioral/Observer/README.rst:13
 msgid "Examples"
-msgstr ""
+msgstr "例子"
 
 #: ../../Behavioral/Observer/README.rst:15
 msgid ""
 "a message queue system is observed to show the progress of a job in a GUI"
 msgstr ""
+"通过观察消息队列系统，可以在GUI中显示作业的进度"
 
 #: ../../Behavioral/Observer/README.rst:19
 msgid "Note"
-msgstr ""
+msgstr "注意"
 
 #: ../../Behavioral/Observer/README.rst:21
 msgid ""
 "PHP already defines two interfaces that can help to implement this pattern: "
 "SplObserver and SplSubject."
 msgstr ""
+"PHP已经定义了两个接口来帮助实现这个模式:SplObserver和SplSubject。"
 
 #: ../../Behavioral/Observer/README.rst:25
 msgid "UML Diagram"
-msgstr ""
+msgstr "UML 图"
 
 #: ../../Behavioral/Observer/README.rst:32
 msgid "Code"
-msgstr ""
+msgstr "代码"
 
 #: ../../Behavioral/Observer/README.rst:34
 msgid "You can also find this code on `GitHub`_"
-msgstr ""
+msgstr "在 `GitHub`_ 上查看代码"
 
 #: ../../Behavioral/Observer/README.rst:49
 msgid "Test"
-msgstr ""
+msgstr "测试"