脊髓灰质炎;小儿麻痹症一种极具感染性的病毒性疾病,主要影响儿童,而且严重时,可导致。
A highly infectious viral disease that chiefly affects children and, in its acute forms, causes.
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
We want to talk about that same concept today in terms of polio, which is a vaccine that is both made and manufactured in a different way than the smallpox vaccine.
今天我们以小儿麻痹症为例继续讨论疫苗,脊髓灰质炎疫苗的研制与,大规模生产方式同天花疫苗截然不同
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