新冠病毒到底哪來的？科學界的幾種說法
圖片版權 Getty Images Image caption 顯微鏡下的冠狀病毒。
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｜originally written by 新人
目前尚沒有證據顯示病毒是由中共刻意投放而成，內文為該作者的個人觀點，僅供參考。
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肺炎疫情：新冠病毒到底哪來的？科學界的幾種說法https://www.bbc.com/zhongwen/trad/science-52133480
https://www.bbc.com/zhongwen/trad/science-52133480
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