上家的英文：
opponent on the left

opponent是什么意思：
n. 对手；反对者
adj. 对立的；敌对的

He dished his opponents.
他挫败了对手。

The government was defeated by the obstructionism of their opponents.
政府受到反对派阻挠而挫败。

The fighters cleaned up on their opponents.
战士们彻底打败了他们的敌人。

To defeat(a boxing opponent) by a knockout.
击倒对手通过击到对方而击败（拳击比赛中的对手）

The footballer was cautioned for a foul on an opponent.
那个足球运动员因对对手犯规而受到警告。