If you just introduced this polio virus, which you could make in large quantities into people now, you would be causing polio.
如果你直接接种脊髓灰质炎病毒,将大量的病毒直接接种到人体,就会引起小儿麻痹症
In the Sabin vaccine, or the oral polio vaccine, now you have a non-virulent virus.
在沙宾疫苗,即口服小儿麻痹症疫苗中,存在非致病性病毒
So, polio--the disease caused by polio can be a paralytic disease, crippling, and in some cases can lead to death if the disease progresses in certain ways.
小儿麻痹症便是由脊髓灰质炎病毒引起的,如果脊髓灰质炎发展到一定程度,患者不仅会瘫痪或者残疾,一些病例甚至可能死亡
A group of scientists, mainly in Boston found, importantly, that they could cultivate the polio virus, the disease causing polio virus; they could cultivate it in cell culture.
在波士顿有一队科学家有了重大发现,他们可以培养脊髓灰质炎病毒,也是就引发小儿麻痹症的病毒,他们可以通过细胞培养来孵育这种病毒
He produced an oral polio vaccine from an attenuated virus.
他利用减毒病毒制得口服小儿麻痹症疫苗
This might be a polio virus, for example. The example I've given here is a virus that contains DNA as its genetic material.
例如 这个应该是,小儿麻痹症病毒,我曾在这里展示过,一种将DNA作为遗传物质的病毒
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