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

• Causing constriction or dilation of blood vessels.
  导致血管的缩小或扩大的。
• 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。
• If the Dou Kou constriction has hindered the Dou Qiang ventilation and the drainage, should expand it.
  如果窦口的缩窄已阻碍窦腔的通气和引流，则应扩大之。
• Relating to, causing, or regulating constriction or dilation of blood vessels. In some specific systole controls a cost, diastolic pressure is lower, pressing of arteries and veins is bigger, cardiovascular ill risk is bigger.
  血管舒缩的，影响血管舒缩的与血管的缩小或扩张有关的，导致或控制血管缩小或扩张的在某一特定收缩压值，舒张压越低，脉压越大，心血管病危险越大。
• 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。
• However, the SAT-chromosome and the secondary constriction were not found on any chromosome present.
  三种在臂比值和次缢痕的有无、位置方面存在差异。
• 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。
• 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。
• There was a certain constriction in his throat.
  他的喉部有某种被堵住的感觉。
• She feels a constriction in the chest.
  她胸部有压迫感。