Just weeks after scientists in South Africa and Botswana first alerted the world to the emergence of a worrying new coronavirus variant, researchers are beginning to understand the implication of its mutations, which far exceed the number on any previous variant.
在南非和博茨瓦納的科學家首次提醒世界注意一種令人擔憂的新型冠狀病毒變體的出現短短幾周后,研究人員開始了解這種變異數量遠遠超過以往任何變體的新變體的影響。
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