The news that BioNTech and Pfizer’s Covid-19 vaccine was more than 90 per cent effective in clinical trials has sparked new hope that vaccinations will provide a way out of the coronavirus pandemic.
BioNTech和辉瑞(Pfizer)联合研发的新型冠状病毒肺炎(COVID-19,即2019冠状病毒病)疫苗在临床试验中的有效性超过90%,这一消息给人们带来新的希望,即疫苗将开辟一条让我们走出新冠疫情的道路。
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