"At this point, there isn't a lot of data to suggest this is a more virulent strain, " said Dr. Ian Williams of the Centers for Disease Control and Prevention.

“在这件事上，没有充足的数据表明这是更严重的病毒体”，美国疾病控制防疫中心伊恩。威廉母斯博士说。

youdao

"At this point, there isn't a lot of data to suggest this is a more virulent strain, " said Dr. Ian Williams of the Centers for Disease Control and Prevention.

“在这件事上，没有充足的数据表明这是更严重的病毒体”，美国疾病控制防疫中心伊恩。威廉母斯博士说。

youdao