While this "bird flu" proves deadly to humans, killing more than half of its victims, it is kept in check by its inability to spread readily from human to human.

这“禽流感”证明对人是致死的，感染者一半以上可以被杀死，所幸它在人与人之间传播不易。

youdao

The cell-level diagnostic system could be used for drug screening or perhaps for disease treatment, killing tumors while leaving healthy cells alone.

这种细胞级的诊断系统可以被应用于药物筛选或者可能被用于疾病治疗，在杀死肿瘤细胞的同时保留健康细胞。

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The membranes prevent saltwater from getting inside and killing the plants, while ocean waves keep the algae mixed and healthy.

薄膜还可以防止盐水进入薄膜内部从而杀死海藻，同时潮水的涨落保持着海藻健康而均匀地分布着。

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"General McChrystal and the NATO investigators should bear this fact in mind that regardless of the support to the Taliban, those killed were non-combatants and their killing was a violation of the tactical order General McChrystal issued a few while ago in order to prevent such incidents,".

VOA: standard.2009.09.07

A little while ago there was a sniper, actually a pair of snipers killing people in Washington and the one thing everybody knew about it was there was a white van involved.

几年前出现了一个狙击手，确切地说，是一对狙手在华盛顿作案,大家都知道的一件事是,作案过程中有一辆白色小货车。

耶鲁公开课 - 心理学导论课程节选

The coroner recorded verdicts of unlawful killing while on active service overseas.

BBC: England

Repeat Offenders Initiative would impose tougher sentences on criminals who repeatedly violate major criminal laws, including crimes for killing people while driving while intoxicated.

CNN: What's At Stake: Ballot Measures

The search of the area started on Thursday after Fitzpatrick, who had previously denied murdering Mr Guilfoyle, confessed to killing him while in prison.

BBC: David Guilfoyle