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

• 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。
• 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。
• 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。
• 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。
• She feels a constriction in the chest.
  她胸部有压迫感。
• 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。
• Fear caused a sudden constriction in my chest.
  恐惧使我胸部突然感到有点压抑。
• 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
• Besides bandwidth problems, we have noticed that putting resistors in series with the sound signal always results in dynamic constriction and loss of details.
  此外带宽问题，我们注意到，在与声音信号的动态收缩总是和细节损失将电阻一系列成果。
• 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