N-COUNT
(职位或头衔的)挑战者
A challenger is someone who competes with you for a position or title that you already have, for example being a sports champion or a political leader.
例句
Draskovic has emerged as the strongest challenger to the leader of the Serbian government...
德拉什科维奇一跃成为塞尔维亚政府领导人最大的挑战者。
The One Australia syndicate is to become the sixth challenger for the 1995 Americas Cup.
名为“澳洲一号”的船队将成为争夺1995年美洲杯的第6个挑战者。