constrict

verb

1. （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
2. 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

1. 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 constricted or if it constricts, 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。
2. VERB 限制;束缚;约束
   If something constricts you, 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。

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。
3. 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。
4. Doesn't that tight bracelet constrict your arm?
   那个手镯那么紧不会压迫你的手臂吗？
5. 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。
6. Poor posture can constrict or put pressure on organs, restricting blood flow to them and inhibiting their proper functioning.
   不良体态会使你的器官收缩或对它们施加压力，这就限制了血液流入和器官正常运作。
7. 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。
8. One such defense: A thermal regulator in the brain, after receiving messages from temperature sensors in the skin, automatically alerts blood vessels there to constrict.
   其中一种御寒机制是：大脑中有一个温度调节系统，在接收到皮肤中的温度传感器发来的信息后，温度调节系统会自动提醒皮肤血管收缩。
9. The exact reason for the effect is unclear, but studies have shown that air pollution can constrict blood vessels, increase blood pressure and increase the risk for blood clots.
   这种影响的确切原因尚不清楚，但研究表明，空气污染可引起血管收缩、血压升高，并会增加血栓风险。
10. Some researchers believe the effect could be related to oxygen exposure or the amount of light exposure causing the pupil to constrict.
    一些研究人员相信，户外活动产生的影响可能与氧暴露或光照量相关，光照会令人的瞳孔收缩。
11. 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。
12. Constrict ( someone's) throat and keep from breathing.
    压缩（某人）的喉部使不能呼吸。
13. Are you sure to constrict the picture database?
    您确定要压缩当前的图像数据库吗？
14. Constrict a hollow organ or vessel so as to stop the flow of blood or air.
    压缩一个中空器官或导管使血液或气体停止流动。
15. In severe cases, the airway can constrict.
    重症患者会出现气管痉挛。
16. 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。
17. Losing nitric oxide could, in theory, cause vessels to constrict and clots to form.
    理论上，丢失氧化一氮将导致血管收缩和血栓形成。
18. The drug causes the blood vessels to constrict.
    这种药使血管收缩。
19. 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。
20. The bandage can be tightened to constrict the flow of blood.
    勒紧绷带以减缓血液的流动。
21. Constrict ( Ex): A black ooze deals automatic slam and acid damage with a successful grapple check.
    压缩（Ex）：一只黑色淤泥通过一个成功的擒抱鉴定来造成无意识的挥击和酸液伤害。
22. 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。
23. When flesh is exposed to prolonged or severe cold, it causes blood vessels to constrict;
    肉体一旦长时间暴露在严寒中，或接触的温度太低，就会造成血管收缩；
24. Relating to the nerves and muscles that cause the blood vessels to constrict or dilate.
    与引起血管缩小或扩张的神经和肌肉有关的。
25. Capacitance vessels constrict, increasing the back flow of venous blood.
    容量血管收缩，静脉回流量增加。
26. Used by surgeons to bind a vessel ( as to constrict the flow of blood).
    被外科医生用来捆扎血管（以控制血液的流动）。
27. To conserve blood that will be needed by muscles, skin vessels constrict while vessels of the muscles dilate.
    为了保存肌肉所需要的血液，皮肤血管收缩，而肌肉血管舒张。
28. Baby shoes that constrict the foot, impair the movement of bones, or limit ankle mobility can alter a child's skeletal balance and stifle psoas vitality.
    童鞋限制了小孩的脚掌，脚骨，脚踝的自由移动因而改变她的身体骨架平衡和压制了腰大肌的活力。还有许多不当的孩童服装用具都加深对身体的伤害。

verb

1. become tight or as if tight
   1. Her throat constricted

   Synonym:    constringenarrow

2. squeeze or press together
   1. she compressed her lips
   2. the spasm contracted the muscle

   Synonym:    compresssqueezecompactcontractpress