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

• Note: In some cases this won't work because bending constricts the flow of urine too much.
  注：在某些情况下不工作，因为弯曲会阻碍尿液流不太多。
• 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。
• Through the analysis and survey of the external environment for the development of the non state economy in Shaanxi the authors indicate that the backward external environment is an important factor that constricts the development of the non state economy and even the entire economy in Shaanxi.
  通过对外部环境的内涵、作用的理论分析，并对陕西非公有制经济发展环境状况进行了实际调查，认为落后的外部环境是制约陕西非公有制经济乃至整个经济发展的重要因素。
• A cool bath or shower should help you feel more comfortable as it constricts the blood vessels.
  洗个冷水澡可以让你感觉更舒服因为可以收缩血管。
• 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。
• The A receptor is generally considered a trouble maker that interferes with sodium excretion, constricts blood vessels and promotes inflammation.
  受体普遍认为是麻烦制造者，与干扰钠排泄、收缩血管和促进炎症有关。
• The vaccine is designed to prompt the immune system to produce antibodies against the hormone angiotensin, which constricts blood vessels and raises blood pressure.
  这种疫苗被设计用于促进免疫系统制造血管紧缩素的抗体，血管紧缩素能够收缩血管增加血压。
• 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。
• 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。
• 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。