賽先生和德先生的成分都有。但這種交流越來越趨向於雙向的了

來源: 金筆於 2010-10-31 11:58:50 [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.