The Centers for Disease Control and Prevention approved new COVID-19 boosters by Pfizer and Moderna on Thursday, following authorization by the Food and Drug Administration on Wednesday. The new vaccines should start to arrive at clinics within days. Here''''''''s what you need to know before getting boosted. 美国疾病控制和预防中心(Centers for Disease Control and Prevention)周四批准了辉瑞(Pfizer)和Moderna的新型COVID-19加强剂，此前美国食品和药物管理局(fda)周三批准了这种加强剂。新疫苗将在几天内送到诊所。以下是你在接种前需要知道的事情。

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在奥密克戎病毒流行期间，乘游轮航行是什么样? 该文介绍了疫情期间，乘坐游轮旅行的风险，及乘客的第一手体验。

2022-01-25 宝音布赫 9809 10