Well, polio is not yet eradicated but there still are hopes that polio could be eradicated.

小儿麻痹症并没有被根除,但是依旧存在被根除的希望

耶鲁公开课 - 生物医学工程探索课程节选

And I talked about eradicating smallpox in 1977, right when officially the last case was reported, and it was certified to be eradicated shortly after that.

我刚刚已经讲了一九七七年根除天花,当时发布了最后一例官方报告,自此之后,天花已经确认根除

耶鲁公开课 - 生物医学工程探索课程节选

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