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Novel coronavirus (COVID-19) is an infectious disease caused by a newly discovered coronavirus.
The disease was first identified in Wuhan, China in December 2019 and has since spread globally, resulting in the ongoing coronavirus pandemic.
新冠肺炎是一种由新型冠状病毒引起的传染病。该疾病于2019年12月在中国武汉首次被发现，之后迅速传播到全球，导致了当前的新冠疫情。