The World Health Organization has ruled out a laboratory accident as the cause of the coronavirus pandemic, saying it was “extremely unlikely” that the pathogen leaked from a Chinese facility.
世界衛生組織(WHO)排除了新型冠狀病毒肺炎（COVID-19，即2019冠狀病毒病）是由實驗室事故導致的可能性，稱病原體「極不可能」是從中國某實驗室洩露出去的。
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