perpetrate

1. V-T If someone perpetrates a crime or any other immoral or harmful act, they do it. 犯 (罪); 做 (不道德、有害之事)[正式]

A high proportion of crime in any country is perpetrated by young males in their teens and twenties. 在任何國家，很大比例的罪行都是十幾嵗和二十幾嵗的青年男子所爲。

2. perpetratorN-COUNT 罪犯; 作惡的人

The perpetrator of the crime does not have to be traced before you can claim compensation. 不一定非要抓住罪犯之後你才能夠索賠。