這個問題問得好.這是關鍵, 否則，即使補鉀,鉀還是丟失

來源: Lilac2003 於 2013-11-25 06:28:04 [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.