Episode Details

At one time polio paralyzed hundreds of thousands of children every year.

曾经，小儿麻痹症每年都会使数十万儿童瘫痪。

In Africa alone, it afflicted 75,000 children annually. That's no longer the case.

仅在非洲，每年就有7.5万名儿童受此折磨。现在情况已经不一样了。

We have just achieved a major milestone in global polio eradication, with the certification of the African region as well polio virus free.

我们刚刚在全球根除小儿麻痹症方面实现了一个重大里程碑，非洲地区被认证为无野生脊髓灰质炎病毒。

A vaccine ended polio in the developed world more than 50 years ago.

50多年前，一种疫苗结束了发达国家的小儿麻痹症。

In 1988, the Global Polio Eradication Initiative decided to end polio in developing countries.

1988年，全球根除小儿麻痹症倡议决定在发展中国家消除小儿麻痹症。

It's taken a lot of work: countless volunteers, global leadership, local leadership and the backing of many donors.

这需要付出大量的努力：无数志愿者、全球领导力、地方领导力以及众多捐助者的支持。

But now the wild polio virus exists only in Afghanistan and Pakistan.

但是现在小儿麻痹症病毒只存在于阿富汗和巴基斯坦。

In both countries, there has been a resurgence of the virus in recent years.

近年来，这两个国家的病毒都死灰复燃。

In Pakis