A sharp rise in the number of coronavirus infections over the past two weeks has put European governments on high alert as holidaymakers return home to big cities and teachers and pupils prepare for the start of the school year after months of disruption.
过去两周新型冠状病毒感染人数急剧上升，让欧洲各国政府处于高度戒备状态。近期，度假者纷纷返回大城市的家中，教师和学生在经历了数月的停课后，为新学年的开始做准备。
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