應該是“自然淘汰”加“選擇”隔離。問題的關鍵有兩點:1. 疫情初期,怎麽知道誰是高危?2. 如何麵對變異株?和反複感染?
本帖於 2022-02-16 21:20:52 時間, 由普通用戶 fuz 編輯
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