年龄是一个重要因素，楼主没说年龄。

来源: TBz 于 2014-09-06 12:14:51 [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.