stimulant

英 [ˈstɪmjələnt]

美 [ˈstɪmjələnt]

n.  兴奋剂; 有激励作用的事物

复数：stimulants　

TOEFLGRETEM8

Collins.1 / BNC.18953 / COCA.14629

牛津词典

noun

• 兴奋剂
  a drug or substance that makes you feel more awake and gives you more energy
  1. Coffee and tea are mild stimulants.
     咖啡和茶是轻度兴奋剂。
• 有激励作用的事物
  an event or activity that encourages more activity

柯林斯词典

• 兴奋剂;引起兴奋的药物
  Astimulantis a drug that makes your body work faster, often increasing your heart rate and making you less likely to sleep.

英英释义

noun

• a drug that temporarily quickens some vital process
  Synonym:stimulant drugexcitant
• any stimulating information or event
  Synonym:stimulationstimulusinput

adj

• that stimulates
  1. stimulant phenomena
  Synonym:stimulating

双语例句

• An amphetamine used in the form of a crystalline hydrochloride; used as a stimulant to the nervous system and as an appetite suppressor.
  一种安非他明以晶体氢氯化物的形式使用；作为一个刺激物对神经系统和抑制胃口使用。
• A pungent preparation of ammonium carbonate and perfume; sniffed as a stimulant to relieve faintness.
  一种刺激的制剂，由碳酸铵和香水制成，作为刺激物用鼻息以减轻晕厥。
• A stimulant for the central nervous system.
  兴奋剂刺激枢神经系统。
• Chemoreceptor An organ or structure that responds to a particular chemical stimulant.
  化学受体：能对特定的化学刺激物做出反应的器官或结构。
• When the club thrives and the members do well, it's a powerful creative stimulant for club leaders.
  当分会兴旺，会员做得好，这是对分会领导者有力的创造激励物。
• It is used in medicine for its stimulant quality.
  由于它有兴奋剂的特性而被应用于医学。
• Their principal active component is capsaicin, which is a powerful stimulant of afferent nerve fibres.
  他们主要活性成分是辣椒素，是一种传入神经纤维强效刺激物。
• Another advantage is that internet transaction encourages consumption, which is a stimulant for economic growth.
  另一个好处是网上交易促进消费，这对于经济增长也是一种刺激。
• Caffeine is a stimulant which acts on the nervous system.
  咖啡因是一种对神经系统产生影响的兴奋剂。
• Nicotine is a stimulant, with effects similar to caffeine.
  尼古丁是一种作用类似于咖啡因的兴奋剂。