I don't know what I've done to upset him, but if looks could kill...

我不知道做了什么惹他生气了，他那样子简直吓死人。

《牛津词典》

Mr. X hated the dead person and wanted to kill him, but had no chance.

X 先生恨这个死人，想杀了他，但是没有机会。

youdao

And fear not them which kill the body, but are not able to kill the soul: but rather fear him which is able to destroy both soul and body in hell.

那杀身体不能杀灵魂的，不要怕他们。惟有能把身体和灵魂都灭在地狱里的，正要怕他。

youdao

But in November of seventeen-eighteen, the governor of Virginia sent soldiers to kill or capture him.

VOA: special.2011.07.26

By no means But let's face it. In order to kill you, I'd have to earn the privilege by knocking him back.

不要这样,让我们看看这种情况,为了杀你,我要通过击退他来赢得主动权

耶鲁公开课 - 古希腊历史简介课程节选

Recall you get less of an effect if you have to touch the guy but distance makes it easier for you to kill him.

刚才讲过如果你要碰被电击者，可能性就降低,但隔着距离，你就更容易下手。

耶鲁公开课 - 心理学导论课程节选

"Stewart says in his witness statement that he attacked Zahid in order to get 'shipped out' of Feltham, an establishment which he clearly disliked intensely, intending to injure but not to kill him, " said Mr Giffin.

BBC: NEWS | UK | England | London | Racist killer's intent 'missed'

"He said he was going to kill it, but when I asked him about it later, he said he had changed his mind, " he told the Register-Guard.

BBC: Oregon farmer eaten by his pigs

What had tried to kill him was not just in the pond but out here, too, in every natural thing, and there was no him, no Suzanne, no Mom, no nothing, just the sound of some kid crying like a terrified baby.

NEWYORKER: Tenth of December