歐亞大陸曆史長，人口多且密集，是病毒傳播與變異的理想地方，所以歐亞大陸的病毒種類及爆發次數非常多

來源: akuan 於 2023-12-21 07:23:35 [舊帖] [給我悄悄話] 本文已被閱讀：次

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