同時還在短到不可能的時間內，推出滅活疫苗，這隻能說明，滅活疫苗是早在疫情發生半年前，就開始研製的。

來源: 咲媱於 2025-04-07 08:44:27 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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