v.報復;回敬
He sought every opportunity to retaliate on his persecutors. 他尋求每一個機會向迫害他的人們復仇。
He was waiting for an opportunity to retaliate. 他在伺機報復。
He slapped his sister, who retaliated by kicking him. 他打了妹妹一巴掌,他妹妹回敬他一腳。