COVID-19isthediseasecausedbyaninfectionoftheSARS-CoV-2virus.COVID-19waspreviouslyknownasNovelCoronavirus(-nCoV)respiratorydiseasebeforetheWorldHealthOrganization(WHO)declaredtheofficialnameasCOVID-19inFebruary.
COVID-19是SARS-CoV-2病毒感染引起的疾病。在年2月世界卫生组织宣布正式名称为COVID-19之前，COVID-19被称为年的新型冠状病毒呼吸道疾病。
TheSARS-CoV-2virusbelongstothefamilyofvirusescalledcoronaviruses,whichalsoincludesthevirusesthatcausethe