等平均壽命到100歲的時候，會發現更多的老年病。

來源: TBz 於 2017-08-31 11:31:03 [博客] [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.