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 patient feels a constriction in the chest.
  病人胸部有压迫感。
• Fluid flow through tubes with local constriction has many applications in engineering and biomedical science.
  局部狭窄圆管内的流体流动，在工程和生物医学中具有许多应用背景。
• 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。
• 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。
• 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
• 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
• 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。
• Fear caused a sudden constriction in my chest.
  恐惧使我胸部突然感到有点压抑。
• Without undue constriction as from e.g. tenseness or inhibition.
  没有不适当的压缩的，例如紧张或限制。
• 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。