说了，不听，说人家有国家专利，发明人已被收入世界名人录等等

来源: NanjingReninUK 于 2016-04-09 14:20:42 [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.

Change Ad Consent