老大，在Omicron之前，疫苗是防感染也防重症的。此一時也，彼一時也

來源: 吃與活於 2022-01-28 18:48:14 [博客] [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.