五六個中心發言，每個十分鍾左右？然後邊吃喝邊自由交流？

來源: dfw 於 2012-01-11 20:13:12 [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.