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

• 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。
• 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。
• 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。
• 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
• 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
• Causing constriction or dilation of blood vessels.
  导致血管的缩小或扩大的。
• 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。
• Socialism is the correction and surpassing of concept of modern westerners, but the understanding of human undergoes an indirect process in China's socialistic constriction.
  社会主义是对西方现代社会人的观念的纠正和超越，但中国在进行社会主义建设过程中对人的自我认识也经历了一个曲折过程。
• 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。
• 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。