这是由性别特征决定的，看看心理学方面的书就知道了。

来源: 清新空气于 2009-07-12 14:40:26 [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.