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。
• However, neo-historical novels over emphasize the decisive role of contingent factors in history construction, which inclines to historical nihilism and constricts its further development.
  但新历史主义小说过分强调偶然性的作用，造成了一种历史虚无感，制约了其进一步的发展。
• A rubber band constricts what it encircles.
  橡皮圈将其环绕的东西箍得紧紧的。
• 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。
• The tumour constricts the nerves.
  肿瘤压迫神经。
• For example, one person called to report the outbreak of a contagious disease that constricts breathing.
  例如，一个人打电话举报一些突发的窒息性传染病。
• 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。
• And your esophagus naturally constricts around anything inside it, so even though there is a thin protective gas layer, the esophagus will manage to make contact with the liquid nitrogen.
  而且食道会压缩里面的任何东西，因此即便有稀薄的气垫保护，液氮还是与食道发生了亲密接触。
• In Chapter 3, the design method, the objective function and the solution space of the signal phase optimization algorithm under mixed traffic condition are described. The constricts of the signal phase and the phase design rules are summarized.
  第三章阐述混合交通信号相位优化算法的设计路线、目标函数和解空间，总结出混合交通孤立交叉口信号相位的约束条件和设计规则。
• 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。