challenges

英 [ˈtʃælɪndʒɪz]

美 [ˈtʃælɪndʒɪz]

n.  挑战; 艰巨任务; 挑战书; (比赛等的)邀请，提议; 质询; 质疑; 提出异议
v.  对…怀疑(或质疑); 拒绝接受; 向(某人)挑战; (尤指在对方不情愿时)强烈建议(某人做某事); 考查…的能力; 考验…的技巧
challenge的第三人称单数和复数

柯林斯词典

• N-VAR 挑战;难题
  Achallengeis something new and difficult which requires great effort and determination.
  1. 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。
  2. 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 someonerises to the challenge, they act in response to a difficult situation which is new to them and are successful.
  1. 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。
  2. 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
  Achallenge tosomething is a questioning of its truth or value. Achallenge tosomeone is a questioning of their authority.
  1. 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 youchallengeideas or people, you question their truth, value, or authority.
  1. 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。
  2. 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。
  3. I challenged him on the hypocrisy of his political attitudes.
     我就他虚伪的政治观点质问他。
• VERB 挑战；向…下战书
  If youchallengesomeone, you invite them to fight or compete with you in some way.
  1. 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。
  2. 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。
  3. We challenged a team who called themselves 'College Athletes'.
     我们向一个自称“大学运动员”的队下了战书。
  4. Challengeis also a noun.
     
  5. A third presidential candidate emerged to mount a serious challenge and throw the campaign wide open.
     第三位总统候选人的杀出对前两位构成了严峻挑战，并使得选举形势扑朔迷离。
• VERB (警卫)盘问，查问
  If someoneis challengedby a guard, they are ordered to stop and say who they are or why they are there.
  1. 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。
• See also:challenged

双语例句

• There were times when the challenges of writing such a huge novel almost defeated her.
  有些时候，创作如此宏大的一部小说所面临的挑战几乎把她给难倒了。
• These challenges are exacerbated by the current global economic and financial crisis.
  当前的全球经济和金融危机加剧了这种状况。
• We are addressing the challenges in our economic relationships with China as well.
  我们也正在应对我们与中国的经济关系中的挑战。
• All her life, Kelly had stuck with difficult tasks and challenges, and triumphed
  凯莉一生经历了各种艰巨的任务与挑战，她都一一成功应对了。
• The new democracies face tough challenges.
  这些新兴的民主国家面临着严峻挑战。
• This fact highlights several distinct challenges.
  这一事实引出了几个独特的难题。
• Each cell of this matrix presents unique challenges to organization and resource optimization.
  这个矩阵中的每一个单元提出了组织和资源的优化的唯一挑战。
• Where are the bright spots and what are the challenges?
  有哪些亮点和挑战？
• This creates redundancy in the process documentation and poses challenges to implementation of both RUP and CMMI.
  这就在过程文档中产生了冗余，并且给RUP和CMMI的执行都提出了挑战。
• You are always going to have problems and challenges in your life.
  生活中总有各种问题和挑战。