去的人少，航班少沒競爭，也有經濟規模的原因。

來源: GRT 於 2013-12-05 18:56:02 [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.