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

• 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。
• Otherwise, it antagonized constriction of thoracal aorta rings of rabbit resulting from ergometrine and norepinephrine in vitro.
  并能对抗***及去甲肾上腺素引起离体兔胸主动脉收缩。
• Because cat membrane dropsy causes Dou Kou mild constriction;
  由于猫膜水肿导致的窦口轻度缩窄；
• 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。
• It supports a better circulation by preventing stress-induced constriction of arteries and blood clotting.
  它防止精神压力引起的动脉收缩和血凝，维护更好的循环系统。
• 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。
• 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。
• Furthermore pycnogenol? Inhibits the nicotine-induced constriction of blood vessels.
  而且碧萝芷？抑制尼古丁引起的血管收缩。
• 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
• The changes of macrophages and dendritic cells in intima between upstream and downstream of abdomial aorta constriction in atherosclerotic rabbits
  粥样硬化兔腹主动脉缩窄近端和远端内膜巨噬细胞与树突细胞的变化