| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024chal•leng•ing /ˈtʃælɪndʒɪŋ/USA pronunciation adj. - testing someone's skill or ability because of its difficulty:The exam was a challenging test.
questioning or demanding;
defiant:His daughter gave him a challenging glare. WordReference Random House Unabridged Dictionary of American English © 2024chal•leng•ing (chal′in jing),USA pronunciation adj. - offering a challenge;
testing one's ability, endurance, etc:a challenging course; a challenging game. - stimulating, interesting, and thought-provoking:a challenging suggestion.
- provocative;
intriguing:a challenging smile.
- 1300–50; Middle English, as gerund, gerundive; 1835–45 for def. 1; see challenge, -ing2
Collins Concise English Dictionary © HarperCollins Publishers:: ˈchallenging /ˈtʃælɪndʒɪŋ/ adj - demanding or stimulating: a challenging new job
chal•lenge /ˈtʃælɪndʒ/USA pronunciation n., v., -lenged, -leng•ing. n. - a call to compete in a contest or in a fight: [countable]I accept your challenge to a duel.[uncountable]A hint of challenge appeared on his face.
- something that by its nature is a test or a difficult thing to accomplish: [countable]Space exploration offers a challenge to humankind.[uncountable]I'd like work with a bit more challenge than this useless drudgery.
- a demand, request, or question to explain or justify something:[countable* ~ + to]His criticism was a challenge to every proposal we had made.
v. [~ + object] - to summon (someone) to a contest or fight:[~ + object + to + object]He challenged his foe to a duel.
- to test (someone) because of its difficulty:This obstacle course will really challenge him.
- to demand or question whether (something or someone) is correct, proper, or qualified:The leaders of the revolt challenged the dictator's authority.
- Militaryto halt and demand identification from:The guard challenged the reporter when she tried to enter the army base.
chal•leng•er, n. [countable] WordReference Random House Unabridged Dictionary of American English © 2024chal•lenge (chal′inj),USA pronunciation n., v., -lenged, -leng•ing, adj. n. - a call or summons to engage in any contest, as of skill, strength, etc.
- something that by its nature or character serves as a call to battle, contest, special effort, etc.:Space exploration offers a challenge to humankind.
- a call to fight, as a battle, a duel, etc.
- a demand to explain, justify, etc.:a challenge to the treasurer to itemize expenditures.
- difficulty in a job or undertaking that is stimulating to one engaged in it.
- Militarythe demand of a sentry for identification or a countersign.
- Lawa formal objection to the qualifications of a particular juror, to his or her serving, or to the legality of an entire jury. Cf. peremptory challenge.
- Governmentthe assertion that a vote is invalid or that a voter is not legally qualified.
- Physiology[Biol.]the process of inducing or assessing physiological or immunological activity by exposing an organism to a specific substance.
- Sport[Hunting.]the crying of a hound on finding a scent.
v.t. - to summon to a contest of skill, strength, etc.
- to take exception to;
call in question:to challenge the wisdom of a procedure. - to demand as something due or rightful.
- Militaryto halt and demand identification or countersign from.
- Lawto take formal exception to (a juror or jury).
- to have a claim to;
invite;
arouse;
stimulate:a matter which challenges attention. - Governmentto assert that (a vote) is invalid.
- Governmentto assert that (a voter) is not qualified to vote.
- Physiologyto expose an organism to a specific substance in order to assess its physiological or immunological activity.
- [Archaic.]to lay claim to.
v.i. - to make or issue a challenge.
- Sport[Hunting.](of hounds) to cry or give tongue on picking up the scent.
adj. - donated or given by a private, corporate, or government benefactor on condition that the recipient raise an additional specified amount from the public:a challenge grant.
- Latin calumnia calumny
- Old French, variant of chalonge
- Middle English chalenge 1175–1225
- 11.See corresponding entry in Unabridged dare, bid, invite.
- 12.See corresponding entry in Unabridged question, impute, doubt.
Collins Concise English Dictionary © HarperCollins Publishers:: challenge /ˈtʃælɪndʒ/ vb (mainly tr)- to invite or summon (someone to do something, esp to take part in a contest)
- (also intr) to call (something) into question; dispute
- to make demands on; stimulate: the job challenges his ingenuity
- to order (a person) to halt and be identified or to give a password
- to make formal objection to (a juror or jury)
- to lay claim to (attention, etc)
- to inject (an experimental animal immunized with a test substance) with disease microorganisms to test for immunity to the disease
n - a call to engage in a fight, argument, or contest
- a questioning of a statement or fact; a demand for justification or explanation
- a demanding or stimulating situation, career, object, etc
- a demand by a sentry, watchman, etc, for identification or a password
- a formal objection to a person selected to serve on a jury (challenge to the polls) or to the whole body of jurors (challenge to the array)
Etymology: 13th Century: from Old French chalenge, from Latin calumnia calumnyˈchallengeable adj ˈchallenger n |