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 alkaloid poison extracted chiefly from nux vomica; formerly used as a stimulant.
  主要从马钱子中提取的生物碱毒药，以前用作兴奋剂。
• Coffee in which the drug caffeine acts as a stimulant.
  咖啡因起兴奋剂作用的咖啡。
• 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。
• Modafinil is a novel central stimulant for the treatment of narcolepsy and idiopathic hypersomnia.
  莫达非尼是一种新型精神兴奋剂，治疗发作性睡眠症及自发性睡眠过度。
• 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。
• An isomer of amphetamine ( trade name Dexedrine) used as a central nervous system stimulant.
  安非他明的异构体（商品名Dexedrine）被用作中枢神经刺激物。
• 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。
• 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。
• No clear-cut evidence exists for long-term bowel problems related to stimulant laxative use.
  没有明确的证据证明肠道长期问题的出现与刺激性泻药的使用有关。
• Cola flavors may contain a source of caffeine, which is a mild stimulant.
  可乐香精中一般会含有咖啡因，这是一种低刺激性物质。