constriction

英 [kənˈstrɪkʃn]

美 [kənˈstrɪkʃn]

n.  规定; 限制; 制约

复数：constrictions　

医学

BNC.20596 / COCA.23094

柯林斯词典

• See also:I hated the constrictions of school.constrict

英英释义

noun

• the action or process of compressing
• a tight feeling in some part of the body
  1. he felt a constriction in her chest
  2. she felt an alarming tightness in her chest
  3. emotion caused a constriction of his throat
  Synonym:tightness
• tight or narrow compression
  Synonym:coarctation
• a narrowing that reduces the flow through a channel
  Synonym:bottleneckchokepoint

双语例句

• The pattern involves initially a constriction of the arteries that feed the brain.
  这一变化首先涉及给大脑供血的动脉血管的收缩。
• B. Move finger smoothly toward nasal bridge; watch for pupil constriction and convergence.
  手指平稳地向鼻柱移动，观察瞳孔收缩会聚。
• Effect of spinal glutamate transporter 1 on chronic constriction injury of sciatic nerve and morphine tolerance of rats
  脊髓谷氨酸转运体1对大鼠坐骨神经慢性压迫损伤及吗啡耐受的影响
• ONIONS!! Eating onions helps ease constriction of bronchial tubes.
  哮喘？吃洋葱！！洋葱对支气管的收缩有很大的帮助。
• In this paper, the method of region constriction for global optimization is proposed.
  对求解无约束最优化问题，本文给出了一个区间压缩方法。
• Causing constriction or dilation of blood vessels.
  导致血管的缩小或扩大的。
• Eventually, unable to bear the constriction of family life, he left home.
  他不能忍受家庭生活的那种被勒著的感觉，最后他离开了家。
• There was a certain constriction in his throat.
  他的喉部有某种被堵住的感觉。
• Effects of intrathecal butorphanol on NO production and activities of NOS and AchE in rats with chronic constriction injury
  鞘内泵入布托啡诺对慢性压迫性损伤大鼠脊髓NO产量和NOS、AchE活性的影响
• A sudden constriction of a blood vessel, causing a reduction in blood flow.
  血管痉挛由于血液流动的减弱而导致突然的血管收缩。