Gladys was crippled by polio at the age of 3.
格拉迪丝3岁时因小儿麻痹症而瘸了。
He was crippled by polio as a child.
他幼年患过小儿麻痹症,结果腿就瘸了。
The first authoritative study of polio was published in 1840.
关于小儿麻痹症的首篇权威研究报告发表于1840年。
If you just introduced this polio virus, which you could make in large quantities into people now, you would be causing polio.
如果你直接接种脊髓灰质炎病毒,将大量的病毒直接接种到人体,就会引起小儿麻痹症
And so we'll talk about how that happened in the— using the examples of smallpox and polio.
所以我们会以天花和小儿麻痹症为例,讨论上述目标是如何实现的
Well, polio is not yet eradicated but there still are hopes that polio could be eradicated.
小儿麻痹症并没有被根除,但是依旧存在被根除的希望
应用推荐