Covid 是新东西，没有人当时知道。核污染已经被研究近一个世纪了

来源: voiceofme 于 2023-08-26 08:44:00 [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.