你没听过老师讲课吗?- 回复:That sounds horrible! Do you know the threshold?

来源: 2007-06-26 11:48:08 [博客] [旧帖] [给我悄悄话] 本文已被阅读:

"--别拽,别拽。老师知道,一跑火车就收不住了。"