在哈佛一天能睡到4小时的算多了，平均3-3.5小时

来源: xiaohu 于 2010-02-07 18:43:36 [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.