那時候中國還沒有新冠病出現吧 ?
你如果是新冠,你生活的國家早就大爆發了,還能潛伏到現在才爆發?
那時候中國還沒有新冠病出現吧 ?
你如果是新冠,你生活的國家早就大爆發了,還能潛伏到現在才爆發?
• 按指數爬升初期是很慢的,大大慢於線性爬升,很多人不明白這麽簡單的數學, -0455- ♂ (239 bytes) () 03/26/2020 postreply 08:46:33
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