我看過統計數據，大概在2－3％之間，更傾向於3％。總統自然說得越少越好

來源: 用戶名被占用了於 2012-11-14 12:09:48 [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.