If a woman says no,the in-laws can take her children and prevent her from inheriting anything, even if the only reason she does not want to marry her brother-in-law is to keep from infecting him with HIV.

VOA: standard.2009.10.21

The kinds of viruses that we get when we have colds are very good at infecting the respiratory system.

我们感冒时感染的各种感冒病毒,就非常精于感染呼吸系统

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Usually viruses have certain kinds of cells they want to infect or that they're capable of infecting.

通常病毒倾向于或者有能力,感染某些种类的细胞

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If you get a flu that affects your intestinal system then those viruses are infecting gut cells.

而影响肠道系统的流感病毒,就可以感染肠道细胞

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So, Hepatitis is already infecting cells of their liver, their liver is actively making new virus.

乙肝病毒已经感染了他们的肝细胞,他们的肝脏正在迅速地产生新的病毒

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And they did that by intentionally infecting calves, by harvesting their skin when they were at a certain point of the disease, and by isolating the virus from the skin of the calves.

他们有意感染很多小牛,当小牛疾病发展到一定程度,就收割牛皮,然后把病毒从牛皮里分离出来

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