不就是平均水平嗎？要知道中國人均壽命高於世界平均水平

來源: wuxiren 於 2013-11-02 22:30:24 [舊帖] [給我悄悄話] 本文已被閱讀：次

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