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眼看离美国政府预期的全面解封近了。然而新冠病毒的新型变体Delta毒株却来势汹汹。
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Delta 变种致全美新冠确诊再次攀升
据华尔街日报报道,科学界已预测Delta新冠变异病毒极大,且传播力惊人,
1人可以传染7人,极大可能在未来两到三周内成为美国传播的主要毒株。
Delta变异病毒于2020年底第一次出现在印度,也称为B.1.617.2毒株。
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美国疾病控制与预防中心(CDC)周二发布的数据显示,在过去几周,该病毒已经导致美国病患攀升31%。
而截至到7月中,该病毒可能会成为全美主流新冠毒株,预测50%的新冠患者是被这种毒株传染。
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Delta病毒已进入湾区多地
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尽快接种疫苗,加强防护
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儿童是高危人群
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