非常谢谢！就是说目前有数据的是新冠2020年一月份始于美国西海岸。。。

华盛顿的第一个病人进口相当明显，2月6日硅谷死亡的女士因为工作需要，疫情时期也和国外有太多接触：（

https://www.nytimes.com/2020/04/22/us/santa-clara-county-coronavirus-death.html

“Ms. Dowd, whose case was confirmed this week, worked at a company that had offices around the world, including in Wuhan, China, the city where the outbreak began, family and friends said.”

 

“Family members said they initially had wondered if Ms. Dowd had been suffering from Covid-19, the disease caused by the coronavirus. Her work as a company auditor for her firm, they said, brought her into contact with employees from all over the world and involved frequent travel.

“She traveled all over for her job. Germany. Austria,” said her brother-in-law, Jeff Macias, who said she had also traveled at times to China.

 

She had gone to Beijing in November, according to the longtime friend.”