看看這篇東西吧，應該解釋蠻清楚的

來源: 子夜歌於 2012-02-08 19:30:26 [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.