名詞 adversary:

1. someone who offers opposition
   同義詞：antagonist, opponent, opposer, resister

1. His business rivals knew they could expect no quarter from such a ruthless adversary.
   他的業(yè)務對手都知道不可指望他這樣無情的人會手軟。
2. He is a shrewd and sometimes ruthless adversary.
   他是個精明的、有時候冷酷無情的對手。
3. One who opposes and contends against another; an adversary.
   對抗者，對手，敵手反對另一人及與另一人競爭的人; 對手
4. Martin Luther King made many adversaries in his nonviolent quest for equality.
   馬丁·路德·金在以非暴力手段尋求平等的過程中樹立了許多敵人。
5. They were adversaries in the tennis match.
   在網球賽中，他們是對手。