Her son was not a murderer.

她的儿子并不是一个杀人凶手。

youdao

He is a killer, a murderer!

他是个凶手，凶手。

youdao

If you lived on this side, I should be a murderer.

如果你在我这边，那么我就是一个凶手。

youdao

For example, a murderer might have blood or dirt on his or her hands which leaves prints on the wall.

VOA: special.2010.05.05

Now, the brother who did the shooting was plainly a murderer.

开枪的兄弟很明显是个谋杀犯

耶鲁公开课 - 心理学导论课程节选

If you lived on this side, I should be a murderer.

如果你在我这边,那么我就是一个凶手

耶鲁公开课 - 欧洲文明课程节选

Mr Tsvangirai is probably not a murderer, but he is clearly guilty of carelessness.

ECONOMIST: Plots, sting operations and treason

Zervakos said the 32-year-old defendant simply did not fit his image of a murderer.

CNN: Arias trial jury foreman calls decision 'gut-wrenching'

He said the move was to demonstrate transparency and "not to appease a murderer".

BBC: Charred body found after US manhunt for Christopher Dorner