They were used to help create polio vaccine.

它们被用来帮助制造髓灰质炎疫苗。

The Salk polio vaccine is a success. The vaccine works.

索尔克髓灰质炎疫苗取得了成功。疫苗起作用了。

The goal is to end transmission of the wild polio virus.

目标是结束野生髓灰质炎病毒的传播。

It is similar to how polio vaccines are made.

髓灰质炎疫苗的制造方法相似。

But the world was close to polio eradication before.

但是世界在之前非常接近根除髓灰质炎。

Common vaccines are the polio vaccine and the small pox vaccine.

常见的疫苗有髓灰质炎疫苗和天花疫苗。

Polio mainly affects children under five years of age. The virus is passed through food or water.

髓灰质炎主要影响五岁以下儿童。

Poliomyelitis, or polio, is a paralyzing and potentially fatal infectious disease caused by the poliovirus.

髓灰质炎（又叫小儿麻痹症）是一种由髓灰质炎病毒引起的传染病，种疾病能够使人瘫痪，甚至可能致死。

James Amule got polio when he was two years old.

詹姆斯·阿穆尔在两岁的时候患了髓灰质炎。

In neighboring India, no polio cases have been reported for the past three years.

在邻国印度，过去三年没有报道出现髓灰质炎病例。

Polio has been detected among several children in the area.

在该地区在一些孩子身上已经诊断出髓灰质炎。

By 2030 it will be gone.

到2030年，髓灰质炎就会消失。

A mutated strain of poliovirus has been reported in more than 30 countries.

还有30多个国家都出现了一种髓灰质炎病毒变异株。

Wastewater has long been used to look for signs of the polio virus.

长期以来，废水一直被用来寻找髓灰质炎病毒的迹象。

At 60 she is the oldest polio worker in the city.

60岁的她是该市年龄最大的髓灰质炎工作者。

For example, it has been used in the worldwide fight against polio.

举例来说，污水法被用于全球髓灰质炎的防治工作。

The number of known cases dropped from 350,000 to just 33 in 2018.

2018年，髓灰质炎的确诊病例数从35万人下降至33人。

Countries with resurgent polio are struggling as well.

髓灰质炎复发的国家也面临同样的困境。

I'm pretty sure we wouldn't have undertaken polio without that example.

我很确定，如果没有个例子，我们就不会感染髓灰质炎。

Unlike smallpox and polio, however, there is no vaccine against HIV.

但和天花以及髓灰质炎不同的是，没有对抗HIV的疫苗。