以前你說過，隻有暴露性實驗才能得到真實數據。打完兩針疫苗的，就暴露一把，效果就出來了。不能老處於保護狀態。

來源: solo1 於 2021-02-04 05:43:17 [舊帖] [給我悄悄話] 本文已被閱讀：次

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