(pl.-ies)
1- one's opponent in a contest, conflict, or dispute对手, 敌手：
Davis beat his old adversary in the quarter-finals.
戴维斯在1/4决赛中击败了老对手。
1.1
the Adversary
the Devil撒旦, 魔鬼, 恶棍。
- another term for ADVERSARIAL.
the confrontations of adversary politics.
敌对政见的对峙。
词源
Middle English: from Old French adversarie, from Latin adversarius 'opposed， opponent'， from adversus （see ADVERSE）.