Their most powerful weapon, however, was the disease smallpox, which they brought with them from Spain.

然而，他们最有力的武器是他们从西班牙带来的天花病。

Smallpox was a over 30 per cent fatality.

比如天花的死亡率超过30%。

Bill played a pivotal role in eradicating smallpox.

比尔在根除天花方面起了关键作用。

It definitely causes less severe disease than smallpox.

它引起的疾病肯定没有天花严重。

Smallpox vaccination became common in the 19th century.

天花疫苗接种在19世纪普及开来。

Terrible smallpox scars, club feet, harelips, the lot.

可怕的天花留下的疤痕，先天足畸形，兔唇等等。

The vaccine for smallpox is infallible.

天花疫苗是绝对可靠的。

Smallpox was going rampant around there.

天花在那里肆虐。

And smallpox was one of the worst of them.

天花是其中最严重的一种。

Yellow fever and smallpox were no longer a threat.

黄热病和天花不再威胁人们的生命。

In 1967, smallpox was responsible for millions of deaths.

1967年，天花造成数百万人死亡。

The first vaccine for smallpox was developed in 1796.

第一种天花疫苗于1796年研制出来。

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

他们无意中把天花带到了战场上。

It had been approved to treat smallpox in the E.U.

该疫苗曾在欧盟被批准用于治疗天花。

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

但和天花以及脊髓灰质炎不同的是，没有对抗HIV的疫苗。

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。

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

有几项因素使天花成为理想的根除候选。

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。

I'm going to say c) smallpox.

我选c）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，但是它导致的症状较轻。