play off against 使……互相竞争
play-off 决胜赛
1. He played the two rival factions off against each other.
他利用了两个敌对派系之间的矛盾。
2. The teams will play off next week to decide the champion.
两支队伍将在下周进行决胜赛以决定冠军归属。
3. She managed to play her parents off against each other.
她成功地让她的父母们互相争执。
A: Why are they arguing so much?
A：他们为什么争吵得这么厉害？
B: He is trying to play them off against each other.
B：他正试图利用他们之间的矛盾。
1) 利用竞争关系获利
2) 进行附加赛或决胜赛
3) 使两者互相斗争
1. 利用（两方的）竞争或对立
e.g.
She played the two candidates off against each other.
她利用了两位候选人之间的竞争。
2. 进行决胜赛
e.g.
They had to play off to decide the champion.
他们必须进行决胜赛来决定冠军。
phrasal verb
1. To use the conflict or competition between two people or groups to your own advantage.
2. To play a final game or series of games to determine a winner.
Synonym: exploit rivalry, pit against