The US would have enough doses of coronavirus vaccines for every adult by the end of May, Joe Biden said on Tuesday, thanks in part to an unusual production deal signed between two of the country’s largest drugmakers.
美国总统乔•拜登(Joe Biden)周二表示,到5月底,美国拥有的新冠疫苗将足够为每个成年人接种。这在一定程度上要归功于美国两大制药商签署的一项不同寻常的生产协议。
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