我本來就是覺得從科普角度講是好的，其他就不說了，水太混。

來源: princessonthepea 於 2015-03-02 13:57:38 [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.