中國疫苗用的滅活技術，應該是被證明了的傳統和安全的方法生產的。

來源: 遛遛逛逛於 2021-02-04 08:24:36 [舊帖] [給我悄悄話] 本文已被閱讀：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.