英汉解释

n. 挑战者

同义词

n. competition，competitor，contender，rival

参考例句

1. I bet against the challenger.
我赌挑战者会输（（拳赛等））。
2. They, the members of the Challenger crew, were pioneers.
他们——挑战者号全体机组人员是开拓者。
3. Do you think the challenger can go the distance with the champ?
你认为那个挑战者可以与冠军坚持竞争到最后吗？

英英解释

n.
  1. the contestant you hope to defeat

网络释义

Challenger
挑战者 美国克莱斯勒; 询问器; 挑战者牌汽车; 挑战者;
market challenger
市场挑战者;
Don Challenger
查林杰;
Street Challenger
汽车街道挑战赛;
Challenger expedition
挑战者号科学考察; 挑战者号探测;