constricts

英 [kənˈstrɪkts]

美 [kənˈstrɪkts]

v.  (使)紧缩，缩窄; 限制; 限定; 抑制; 约束
constrict的第三人称单数

柯林斯词典

• V-ERG (使)(身体部位，尤指喉咙)收紧，收缩
  If a part of your body, especially your throat,is constrictedor if itconstricts, something causes it to become narrower.
  1. Severe migraine can be treated with a drug which constricts the blood vessels...
     严重的偏头疼可以用一种收缩血管的药物进行治疗。
  2. My throat constricted, so that I had to concentrate on breathing.
     我的嗓子发紧，所以我不得不把注意力集中在呼吸上。
• VERB 限制;束缚;约束
  If somethingconstrictsyou, it limits your actions so that you cannot do what you want to do.
  1. She objects to the tests the Government's advisers have devised because they constrict her teaching style...
     她反对政府顾问设计的考试，因为这些考试限制了她的教学风格。
  2. Men and women alike have been constricted by traditional sexual roles.
     男性和女性同样受到传统性别角色的束缚。

双语例句

• These drugs reduce blood pressure by blocking an enzyme that converts angiotensin to an active form that constricts blood vessels.
  这些药物通过拦阻激活血管紧张肽的酶降低血压。血管紧张肽造成血管收缩。
• The cold constricts the blood vessels, immediately reducing puffiness.
  冷能收缩血管，立即减少浮肿。
• Overrunning clutch is a weak link in transmission chain of pulse-type stepless transmission and constricts directly the ability of transferring capacity.
  超越离合器是脉动无级变速器传动链中的最薄弱环节，直接制约了脉动无级变速器的传动能力。
• But there exits some problems due to the constricts of these theories and the complex phenomenon of irony.
  但是，现有的运用单一理论对反语解释的研究方法，由于理论本身的局限性和反语现象的复杂性，存在着一定的问题。
• Aluminium can be used as substitute conductive materials Due to the similar physical properties of Al and Cu. But the strong surface oxidation films takes many difficulties for welding and thus constricts the application field of Al.
  由于铝与铜的物理性能相近，可作为导电材料替代部分铜材，但是因为Al表层极易生成氧化膜，给铝的焊接带来了许多困难，导致铝的应用范围受到限制。
• As there are many constricts on signal phase, two methods, namely phase merge optimization based on question drive and improved cooperative co-evolutionary genetic algorithm are designed to search the solution space.
  针对待优化变量&信号相位的特殊性，即存在很多约束条件，设计了两种混合交通信号相位解空间搜索算法，即基于问题驱动的相位合并优化算法和改进合作型协同进化遗传算法。
• When they're in the spotlight, everything, including vocal chords, constricts.
  他们身处聚光灯下的时候，包括声带在内的所有部位都会收紧。
• The tumour constricts the nerves.
  肿瘤压迫神经。
• They found that procyanidins suppress production of a protein called endothelin-1 that constricts blood vessels.
  他们发现前氰定抑制称为内皮素-1的蛋白质的产生，其能够使血管收缩。
• Severe migraine can be treated with a drug which constricts the blood vessels
  严重的偏头疼可以用一种收缩血管的药物进行治疗。