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

• 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。
• 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。
• 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。
• A rubber band constricts what it encircles.
  橡皮圈将其环绕的东西箍得紧紧的。
• 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。
• 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。
• 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。
• 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。