to do harm to or punish the person responsible for something bad done to you or your family or friends in order to achieve a fair situation报…之仇,报复;为…雪耻,替…报仇
He swore he would avenge his brother's death.他发誓要报杀兄之仇。
She determined to avenge herself on the killer.她决心要让凶手血债血偿。
At the end of the film, the murderer is killed by his victim's avenging girlfriend.影片的最后,受害者的女友终于报仇雪恨,杀死了凶手。