challenge英/ˈtʃælɪndʒ/美/ˈtʃælɪndʒ/
n.挑战，难题；挑战书，比赛邀请；质疑
The role will be the biggest challenge of his acting career. 扮演这个角色将是他演艺生涯中最大的挑战。
v.挑战，向……下战书；质疑（SYN dispute)，拒绝接受；盘问，查问；考验
The story was completely untrue and was successfully challenged in court. 此案情纯属捏造，已在法庭上被揭穿。
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复数 challenges
第三人称单数 challenges
现在分词 challenging
过去式 challenged
过去分词 challenged
用法
~ sb (to sth)to invite sb to enter a competition, fight, etc.; to suggest strongly that sb should do sth (especially when you think that they might be unwilling to do it) 向（某人）挑战；（尤指在对方不情愿时）强烈建议（某人做某事）
[ VN]
•Mike challenged me to a game of chess. 迈克硬逼着要和我下一盘棋。
[ VN to inf]
•The opposition leader challenged the prime minister to call an election. 反对党领袖要求首相宣布进行大选。
词根：challenge- adj.
- challenging挑战的；引起挑战性兴趣的
- challengeable挑战性的
- n.
- challenger挑战者
- v.
- challenging要求；质疑；反对；向…挑战；盘问（challenge的ing形式）
经典句子背诵
I hope that he proves equal to the challenge.
我希望他最后能应付这一挑战。
We were challenged by police at the border.
我们在边境受到警察盘问。
She challenged the newspaper to prove its story.
她要求这家报纸证实报道的真实性.
The sentry challenged the stranger at the gates.
哨兵查问在门口的陌生人.
This new discovery challenges traditional beliefs.
这项新的发现对传统观念提出了异议.
