住高樓頂層也會有這風險嗎？下水道傳過來的病毒，應該量不大吧？即便傳染了，應該也不重。輕症換抗體是可遇不可求的運氣

來源: 香草仙子於 2022-12-15 10:10:27 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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