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.
世界卫生组织(WHO)排除了新型冠状病毒肺炎（COVID-19，即2019冠状病毒病）是由实验室事故导致的可能性，称病原体“极不可能”是从manbetx3.0 某实验室泄露出去的。
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