點讚.有理,有據，有邏輯

來源: Lilac2003 於 2015-03-19 09:16:36 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

一個真正的嚴肅的科學家.

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