Definition: someone who you compete against in a game or competition Level: B2
她的对手脚踝受伤，不得不退出比赛。
Her ___opponent injured her ankle and had to withdraw from the match.
卡梅莉塔是她在排球决赛中的对手。
Carmelita was her ___opponent in the volleyball final.
这位拳击手仔细研究了他即将面对的对手的打法风格。
The boxer studied his upcoming ___opponent's fighting style carefully.
