流行病学调查epidemiological investigation
聚集性感染 cluster infections
放松警惕 decline in vigilance
抗疫工作 anti-epidemic work
封锁措施 lockdown measures
追踪密切接触者trace close contacts
县级市a county-level city
抗击疫情第一线
the front line of the battle against the epidemic
健康中国行动Healthy China initiative
全球公共卫生治理global public health governance
对全部市民开展大规模检测 mass testing covering the city’s entire population
指定区域 designated areas
核酸检测 nucleic acid tests
本地传播 locally transmitted
无症状感染病例asymptomatic cases
人口密集居住区densely populated neighborhoods
解除出行限制lift travel restrictions
多渠道扩大就业 expand job opportunities in various ways