謝謝澄清。以前也被不同的解釋迷惑過，卻沒去試著搞明白，懶人一個。

來源: 一唯於 2018-03-25 11:42:58 [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.