好，通吃！数学好像很难学的。弄个phd. 工作很好找

来源: tax2 于 2017-11-24 12:29:50 [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