The future path of the pandemic is less predictable than when Covid-19 first hit because of the number of new variants, and the virus will continue to “taunt us” for years to come, the head of the UK health security agency has said.
英国卫生安全局(UK Health Security Agency)负责人珍妮•哈里斯(Jenny Harries)表示，由于新冠病毒的新变种数量众多，新冠疫情往后的发展路径比爆发之初更难预测，新冠病毒将在未来多年继续“嘲弄我们”。
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