Although HIV kills the immune cells sent to kill the virus, there is widespread variation in the rate at which HIV infected people become ill with AIDS.

艾滋病病毒能杀死对付自己的免疫细胞，但艾滋病病毒携带者患艾滋病的快慢却大不相同。

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The locals were encouraged to trap and kill mice to stop the spread of the virus.

当地人被鼓励用捕捉器捕杀老鼠以阻止病毒的传播。

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The virus stays in you longer because your body doesn't develop a way to fight it and kill it.

你的身体没有产生抵抗与杀死病毒的办法，因此病毒在你体内存活的时间更长了。

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The strategy that Salk used was to kill the virus instead.

索尔克的方法是使用灭活病毒

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Scientists want to flush out these so-called reservoirs and find a way to kill the virus for good.

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It is an impossible prospect to locate and kill the virus on the massive ships given the short turnaround on an embarkation day.

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According to the CDC, it takes less than a minute for E. coli to be inactivated if chlorine levels are adequate, about 16 minutes to control Hepatitis A virus, about 45 minutes to kill off the Giardia parasite and over 10 days for a Crypto parasite.

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