应该是指家庭收入，家庭收入超过40万就是top2%

来源: 云槎于 2011-08-04 14:59:40 [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.