Their goal was to eradicate smallpox .

他们奋斗的目标是消灭天花。

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Smallpox had a number of characteristics that made it easier to eradicate than polio.

天花有许多典型的特征可以让它比小儿麻痹症更容易根除。

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It was the next easiest disease to eradicate, but it was so much more complicated than smallpox.

它是下一个最容易根除的疾病，但它比天花要复杂的多。

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In this way, by knowing what communities it's in and acting on all of them at once you might be able to eradicate polio in the same way that we eradicated smallpox.

因此,通过知晓疾病的所在群体,并且一次性对整个群体做免疫尝试,也许那就可以像根除天花那样,根除小儿麻痹症

耶鲁公开课 - 生物医学工程探索课程节选

One day the guru told him that his mission was to eradicate smallpox.

FORBES: Magazine Article

A. Henderson, who led the effort to eradicate smallpox, have pointed out that we can develop new vaccines without the virus.

FORBES: It's time to destroy the U.S. smallpox reserves

He is best known for his efforts on behalf of the United Nations to eradicate smallpox (a video describing that task, and his plan to spot other pandemics, is available here).

FORBES: Magazine Article