Bill played a pivotal role in eradicating smallpox.

比尔在根除天花方面起了关键作用。

Neil said it was smallpox which was the correct answer! Well done, Neil!

尼尔说是天花，回答！干得好，尼尔！

The correct option was C, which is smallpox.

选项是C，即天花。

Monkeypox belongs to the same virus family as smallpox but causes milder symptoms.

猴痘和天花属于同一病毒家族，但是它导致症状较轻。

1694, poor Queen Mary died of smallpox the same year.

1694 年，可怜玛丽女王在同一年死于天花。

And smallpox was one of the worst of them.

天花是其中最严重一种。

There were several factors that made smallpox an ideal candidate for eradication.

有几项因素使天花成为理想根除候选。

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

但和天花以及脊髓灰质炎不同是，没有对抗HIV疫苗。

Like polio, smallpox was a viral disease for which effective, easily administered vaccines existed.

和小儿麻痹症一样，天花是一种可以被存活疫苗简单有效治理病毒性疾病。

Yellow fever and smallpox were no longer a threat.

黄热病和天花不再威胁们生命。

Monkeypox is an Ortohopoxvirus that's related to smallpox and vaccinia virus.

猴痘是一种口蹄疫病毒，与天花和牛痘病毒有关。

Smallpox vaccination became common in the 19th century.

天花疫苗接种在19世纪普及开来。

It killed whole tribes. And, smallpox was only one such disease. There were many others.

而且天花只是这些疾病之一，还有很多其他疾病。

In 1967, smallpox was responsible for millions of deaths.

1967年，天花造成数百万死亡。

On January, 12th, 1875, Zaichun died of smallpox, not yet 20.

1875年1月12日，载淳死于天花，还不到20岁。

As scientists scramble to develop vaccines for COVID-19, there are parallels to smallpox.

科家竞相研发新冠肺炎疫苗时，也出现了类似对抗天花现象。

" We were interested in understanding what virus was being used to protect against smallpox."

“我们有兴趣了解什么病毒被用来预防天花。”

He said smallpox vaccines, which can work against monkeypox, are not available, either.

他说，也没有获得可以对抗猴痘天花疫苗。

Smallpox, unbeknownst to them, they bring it to battle.

他们无意中把天花带到了战场上。

Marks said the immunization would likely help - including vaccination against the similar smallpox virus.

马克斯说，免疫接种可能会有所帮助，包括接种类似天花病毒疫苗。