打了疫苗就一定不会传染了,只是1. 传染的概率小了而已,2. 传上了,症状也会减轻。只有达到群体免疫,才能放心大胆的去玩。
打了疫苗就一定不会传染了,只是1. 传染的概率小了而已,2. 传上了,症状也会减轻。只有达到群体免疫,才能放心大胆的去玩。
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