projection假设一改，结果立马不同。没有人知道未来。这点贺函没错的

来源: yukimama 于 2017-07-20 03:16:34 [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