That allowed the polio virus to strengthen and spread.

这些都是小儿麻痹症的病毒不断加强和传播。

youdao

He is fitting mice with the human receptor for the polio virus.

他在实验的家属身上装上了人的受体来接受小儿麻痹症病毒。

youdao

In 2002, researchers in New York created a synthetic polio virus.

2002年，纽约的研究人员人工合成出脊髓灰质炎病毒。

youdao

These are areas like Afghanistan where more than one kind of polio virus exists.

VOA: special.2010.01.18

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

耶鲁公开课 - 生物医学工程探索课程节选

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

耶鲁公开课 - 生物医学工程探索课程节选

Doctors didn't understand how the polio virus entered the body, and they didn't know how to treat it.

NEWSWEEK: Sports

Of the three strains of wild polio virus, P1, P2 and P3, P2 was eliminated in 1999.

BBC: India's battle to finish off polio

Allegedly, the vaccine makers grew the polio virus in kidney cells from chimps infected with the virus.

NPR: Origin of AIDS Linked to Colonial Practices in Africa