CDC么，有比较才有鉴别。别人做出来了你没做出来，你就是白吃饭的。以后应当引进竞争机制。

来源: borisg 于 2020-04-01 05:51:33 [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.