constrict

英 [kənˈstrɪkt]

美 [kənˈstrɪkt]

v.  (使)紧缩，缩窄; 限制; 限定; 抑制; 约束

过去分词：constricted　现在分词：constricting　过去式：constricted　第三人称单数：constricts　

TOEFLIELTSGRE

Collins.1 / BNC.19255 / COCA.15930

牛津词典

verb

• （使）紧缩，缩窄
  to become tighter or narrower; to make sth tighter or narrower
  1. Her throat constricted and she swallowed hard.
     她喉咙发紧，使劲地咽了一下唾沫。
  2. a drug that constricts the blood vessels.
     收缩血管的药
• 限制；限定；抑制；约束
  to limit or restrict what sb is able to do
  1. Film-makers of the time were constricted by the censors.
     那时的电影制作人受到了审查官的限制。
  2. constricting rules and regulations
     具有约束性的规章制度

柯林斯词典

• V-ERG (使)(身体部位，尤指喉咙)收紧，收缩
  If a part of your body, especially your throat,is constrictedor if itconstricts, something causes it to become narrower.
  1. Severe migraine can be treated with a drug which constricts the blood vessels...
     严重的偏头疼可以用一种收缩血管的药物进行治疗。
  2. My throat constricted, so that I had to concentrate on breathing.
     我的嗓子发紧，所以我不得不把注意力集中在呼吸上。
• VERB 限制;束缚;约束
  If somethingconstrictsyou, it limits your actions so that you cannot do what you want to do.
  1. She objects to the tests the Government's advisers have devised because they constrict her teaching style...
     她反对政府顾问设计的考试，因为这些考试限制了她的教学风格。
  2. Men and women alike have been constricted by traditional sexual roles.
     男性和女性同样受到传统性别角色的束缚。

英英释义

verb

• become tight or as if tight
  1. Her throat constricted
  Synonym:constringenarrow
• squeeze or press together
  1. she compressed her lips
  2. the spasm contracted the muscle
  Synonym:compresssqueezecompactcontractpress

双语例句

• At the same time, blood vessels constrict in the nose and throat, where bacteria and viruses often lurk.
  与此同时，鼻子和喉咙――这里是细菌和病毒常常潜伏的地方――的血管收缩。
• In severe cases, the airway can constrict.
  重症患者会出现气管痉挛。
• Are you sure to constrict the picture database?
  您确定要压缩当前的图像数据库吗？
• For a pimple that has not yet resulted in a pus filled eruption on the skin, ice can be used to reduce swelling and encourage the oil glands to constrict and push out the excess oil and bacteria from the irritated glands.
  如果皮肤上的一个粉刺还没有变成脓包，可以用冰来减少肿胀和刺激油腺体收缩，将上火的腺体里的细菌和多余的油排出体外。
• My throat constricted, so that I had to concentrate on breathing.
  我的嗓子发紧，所以我不得不把注意力集中在呼吸上。
• Panic can constrict the blood vessels and impose an additional burden on the heart.
  恐慌会使血管收缩，增加心脏负担。
• Tending to draw together or constrict soft organic tissue.
  倾向于集中在一起或者收缩成柔软的有机组织。
• Levels of endothelin-1, proteins that constrict blood vessels and raise blood pressure, decreased by 14%.
  内皮素-1的水平则降低了14%，该类蛋白质会使血管收缩、血压升高。
• Severe migraine can be treated with a drug which constricts the blood vessels
  严重的偏头疼可以用一种收缩血管的药物进行治疗。
• If it wins the grapple check, it establishes a hold and can constrict.
  如果它通过了擒抱鉴定，它确定抓住并能够使用压缩。