有变异，可能以后就像流感疫苗一样，每年要打，有时可能不准

来源: 钱百万于 2020-04-02 13:55:49 [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