"解放前我國人口平均壽命應該是47歲左右，而不是通常所說的35歲。"

來源: 離離原上199 於 2015-10-09 19:36:17 [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.