challenge是什么意思

challenge

英[?t??l?nd?] 美[?t??l?nd?]

n. 挑战，比赛邀请，质疑；
v. 对…怀疑，挑战，考验，盘问；

复数：challenges;

第三人称单数：challenges;

过去式：challenged;

过去分词：challenged;

现在分词：challenging;

同义词

vt.
challenge的同义词之：挑战;怀疑;反对
doubt confront defy question dispute dare
challenge的同义词之：其他释义
dispute mistrust play objection doubt dare question invitation confront controvert defy

柯林斯高阶英汉双解学习词典释义

N-VAR

挑战;难题

A challenge is something new and difficult which requires great effort and determination.
例句
I like a big challenge and they don't come much bigger than this... 我喜欢大的挑战，而所有挑战中再没有比这更大的了。 The new government's first challenge is the economy. 新政府面临的第一个难题是经济问题。
PHRASE

(成功地)应对挑战，迎接挑战

If someone rises to the challenge, they act in response to a difficult situation which is new to them and are successful.
例句
The new Germany must rise to the challenge of its enhanced responsibilities... 一个崭新的德国必须迎接挑战，承担更多的责任。 They rose to the challenge of entertaining 80 schoolchildren for an afternoon. 他们一个下午成功接待了80名学童。
N-VAR

(对真实性、价值、权威等提出的)怀疑，质疑

A challenge to something is a questioning of its truth or value. A challenge to someone is a questioning of their authority.
例句
The demonstrators have now made a direct challenge to the authority of the government. 示威者现在直接对政府的权威发出了质疑。
VERB

怀疑，质疑(真实性、价值、权威等)

If you challenge ideas or people, you question their truth, value, or authority.
例句
Democratic leaders have challenged the president to sign the bill... 民主党领袖对总统签署这项法案提出了质疑。 The move was immediately challenged by two of the republics... 此项动议立即遭到其中两个共和国的反对。
VERB

挑战；向…下战书

If you challenge someone, you invite them to fight or compete with you in some way.
例句
A mum slashed a neighbour's car tyre and challenged her to a fight after their daughters fell out... 两家的女儿吵起来后，一个妈妈划破了邻居的车胎，说要和她较量较量。 He left a note at the scene of the crime, challenging detectives to catch him... 他在犯罪现场留了个条儿，向警探挑衅。
VERB

(警卫)盘问，查问

If someone is challenged by a guard, they are ordered to stop and say who they are or why they are there.
例句
The men apparently opened fire after they were challenged by a patrol. 显然，那些人是在受到一支巡逻队的盘问后开的火。

英汉词典释义

n.
挑战, 邀请比赛
怀疑, 质问
艰巨的任务
(警卫等)查问口令；盘问
要求；需要；鞭策
【法律】(对陪审员的出庭等提出的)反对
【医学】激发(指注入抗原以激发免疫应答)
vt.
挑战
质疑
I did not think he was right, so I challenged him. 我认为他是不对的, 因此向他提出质疑。
考验
The job doesn't really challenge him. 这项工作不能真正地考验他。
【军事】向…查问口令；盘问
The guard at the gate challenged anyone approaching the building. 门卫向走近大楼的每个人进行盘问。
要求说明原因；对…质疑；反对
指责；驳斥；否认
对…构成考验；激励，鞭策；促使
The value of this exercise is that it challenges the students to express themselves freely. 这项练习的价值在于它能促使学生自由地表达自己的思想。
要求；需要
Preventing fires is a problem that challenges everyone's attention. 防火是需要大家都注意的一个问题。
【法律】对陪审员的合法性表示反对
The attorney for the defense challenged the juror. 被告辩护律师不同意这位陪审员。
vi.
提出挑战；要求竞赛(或竞争)
He is challenging for the coach in the Football Club. 他正在竞选，争当足球俱乐部的教练。

英英词典释义

Noun
1. a demanding or stimulating situation;
"they reacted irrationally to the challenge of Russian power"
2. a call to engage in a contest or fight
3. questioning a statement and demanding an explanation;
"his challenge of the assumption that Japan is still our enemy"
4. a formal objection to the selection of a particular person as a juror
5. a demand by a sentry for a password or identification
Verb
1. take exception to;
"She challenged his claims"
2. issue a challenge to;
"Fischer challenged Spassky to a match"
3. ask for identification;
"The illegal immigrant was challenged by the border guard"
4. raise a formal objection in a court of law

行业词典

体育：挑引；引诱；阻截；争抢；挑战；邀请比赛；劲敌；
医学：激发：在免疫学上，指(1)对以前致敏的个体给予抗原以激发免疫反应；(2)如此激发的一种情况；