美国面临夏日COVID激增,加上新的“斯特拉图斯”变体;疾控中心敦促更新助推器和预防措施。 US faces summer COVID surge with new "Stratus" variant; CDC urges updated boosters and precautions.

美国面临COVID-19案例的夏季激增,其中最流行的是“Nimbus”和“Stratus”两种变异。 The US is facing a summer surge in COVID-19 cases, with the "Nimbus" and "Stratus" variants being the most prevalent. “Stratus”变体或XFG占病例的14%,是第三大常见菌株。 The "Stratus" variant, or XFG, accounts for 14% of cases and is the third most common strain. 虽然传播更容易,但不会引起更严重的疾病。 While it spreads more easily, it does not cause more severe illness. 疾控中心建议获取更新的助推器,并建议采取预防措施,如在拥挤的室内空间戴面罩,检测症状,以及在今年夏天保持警惕,保持安全。 The CDC advises getting updated boosters and recommends precautions like wearing masks in crowded indoor spaces, testing if symptomatic, and staying vigilant to stay safe this summer.