路透社:意大利研究显示,新冠病毒去年9月就已在意大利流传(双语)
他补充说:“这意味着这种新冠状病毒可以在人群中长期传播且致死率很低,不是因为它正在消失,而是只会再次激增。”
Italian researchers told Reuters in March that they reported a higher than usual number of cases of severe pneumonia and flu in Lombardy in the last quarter of 2019 in a sign that the new coronavirus might have circulated earlier than previously thought.