遺傳起很大作用。就如同天生會唱歌，一聽就會；天生體育好，協調性好；人的聰明和長相等等

來源: lawattaction 於 2018-11-15 07:10:09 [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.