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 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
• 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。
• 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.
  并能对抗麦角新碱及去甲肾上腺素引起离体兔胸主动脉收缩。
• 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。
• Macrophages and Dendritic Cells in Intima of High-lipid Diet Rabbit's Constriction of Abdominal Aorta
  高脂饮食兔腹主动脉缩窄内膜巨噬细胞和树突细胞的变化
• Steroids are used to reduce the inflammation, which makes the muscles of the airways liable to constriction.
  类固醇用于消除可能导致气道肌肉收缩的炎症。
• She feels a constriction in the chest.
  她胸部有压迫感。
• 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。
• 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。