首先得有病毒，然後才能“滅活”吧。病毒哪來的呢？在哪兒生產（增殖）呢？誰來操作呢？怎樣保證生產地點不被“恐怖”呢？

來源: fuz 於 2021-05-26 12:07:57 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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