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. 在任何国家，很大比例的罪行都是十几岁和二十几岁的青年男子所为。

2. perpetratorN-COUNT 罪犯; 作恶的人

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后你才能够索赔。