Millions of older and more vulnerable Britons are expected to receive Covid-19 booster shots from September to strengthen their resistance over the winter and curb new variants, advisers to the UK government have recommended.
英国政府的顾问们已建议，预计数以百万计年龄较大和较为脆弱的英国人将从9月开始接种新冠疫苗加强针，以增强他们在冬季的抵抗力，并抑制新变种。
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