不困難。引入非突刺蛋白病毒抗原，誘導增強抗病毒的細胞免疫毒性，可提高清除被感染細胞的能力，抑製症狀/重症。

來源: 欲千北於 2021-12-07 22:32:32 [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.