美国比加拿大癌症发病率还高，但人均寿命却低好多。

来源: 好好先生* 于 2013-12-27 08:05:53 [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.

Change Ad Consent