这是说很惊讶不是武汉的主要品种Forster and colleagues found that the closest type of COVID-19 to the one discovered in bats – type ‘A’, the “original human virus genome” – was present in Wuhan, but surprisingly was not the city’s predominant virus type.具体A占多少B占多少就没公布了。 这个研究也不能定论啊，需要很多研究才可以总结。 不过纠结这些没意思的，随便看看就是我们外行人看不懂。