zh_CN: chapter09/clock: fix a missing character

zh_CN/chapter09/clock.po

@@ -68,7 +68,7 @@ msgid ""
 "Create the <filename>/etc/adjtime</filename> file with the following "
 "contents if your hardware clock is set to local time:"
 msgstr ""
-"果您的硬件时钟设置为本地时间，以下列内容创建 <filename>/etc/adjtime</"
+"如果您的硬件时钟设置为本地时间，以下列内容创建 <filename>/etc/adjtime</"
 "filename> 文件："
 
 #. type: Content of: <sect1><screen>