僅從理論上講,如果是一年有效,多次往返的B2,他們可以再來.

來源: 知名度比較高於 2006-06-18 19:11:46 [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.