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

• As far as the effects they have, bath salts are a central nervous system stimulant that acts something like a mix of methamphetamine and cocaine. They dramatically increase the dopamine and norepinephrine levels in the human brain in two dangerous ways.
  就效果来说，浴盐是一种中枢神经系统的兴奋剂，功能犹如脱氧***和***的混合物，可以通过两种危险的方式极大提高人大脑中的多巴胺和去甲肾上腺素水平。
• 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。
• Cola flavors may contain a source of caffeine, which is a mild stimulant.
  可乐香精中一般会含有***，这是一种低刺激性物质。
• A medication used as a stimulant to the central nervous system.
  一种用来刺激中枢神经系统的药物。
• Tourism has acted as a stimulant to the country's economy.
  旅游业成了刺激国家经济发展的一个因素。
• You may eventually reach a point in the CRF progression when an appetite stimulant is necessary.
  你可能终究面临CRF进展到需要食欲刺激剂的时候。
• 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。
• 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。
• Modafinil is a novel central stimulant for the treatment of narcolepsy and idiopathic hypersomnia.
  ***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。
• Musk is used for perfumes and stimulant.
  麝香被用作香料和兴奋剂。