我觉得和标准答案比，这个更准确。标准答案是这个的延伸

来源: 和事佬于 2009-04-11 11:36:06 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.