洪水是水源。一年四季平稳供水靠北方的水利工程。

来源: huntridge 于 2013-06-02 13:24:25 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.