此时，欧洲已有二十多万病例，包括死亡病例1000例和美国的1000例病例。3月24日，国际奥林匹克委员会（IOC）主席托马斯·巴赫宣布为了公众的安全，原定于在东京举行的2020年夏季奥运会将推迟至下一年。

By this time, there were more than 200,000 cases in Europe, including 1,000 deaths, as well as 1,000 cases in the US. On March 24, President of the International Olympic Committee (IOC), Thomas Bach, announced the 2020 Summer Olympic Games, which were planned to be held in Tokyo, would be delayed until the following year in the interest of protecting pubic safety.

youdao

无死亡病例。

No deaths occurred.

youdao

病例和死亡人数继续增多。

Cases and deaths continue to surge.

youdao

So, polio--the disease caused by polio can be a paralytic disease, crippling, and in some cases can lead to death if the disease progresses in certain ways.

小儿麻痹症便是由脊髓灰质炎病毒引起的,如果脊髓灰质炎发展到一定程度,患者不仅会瘫痪或者残疾,一些病例甚至可能死亡

耶鲁公开课 - 生物医学工程探索课程节选