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。

youdao

It is an effective treatment for the bacteria and does kill it off.

这是一种有效的灭菌方法，确实把细菌都杀光了。

《柯林斯英汉双解大词典》

They kill it because they believe it is harmful to plants or people.

他们将其杀死，因为他们认为它对植物或人类有害。

youdao

Ben could kill it quickly.

VOA: special.2010.03.20

Make a lot of the virus, it has all of its antigenic epitopes on it, but we'll just kill it so that it can't replicate.

先增殖出大量的病毒,病毒表面有特定的抗原决定簇,然后杀死病毒使其无法复制

耶鲁公开课 - 生物医学工程探索课程节选

Kill it if you have to. Kill that cat."

不行的话让它永远停止呼吸，“

耶鲁公开课 - 1945年后的美国小说课程节选

Whatever one thinks of that project, the NRC was not the way to kill it.

FORBES: Why Jaczko Leaving The NRC Is Good for America

If a wolf from the Park goes into the predator zone, you can kill it.

FORBES: Kill The Wolf

But they will not be able to do so if the judges kill it off.

BBC: Scotus v Potus