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

• Cells that actually make dopamine, a natural stimulant, and spray it to many brain regions.
  实际上，这种细胞制造了多巴胺&一种天然的兴奋剂，并将它散发到大脑的众多区域。
• 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。
• 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。
• Ractopamine is an adrenal stimulant used to make pork more lean.
  莱克多巴胺是一种肾上腺素兴奋剂，用以提高瘦肉率。
• 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。
• Epinephrine is a powerful cardiac stimulant. Epinephrine is one of the most potent vasopressor drugs known.
  肾上腺素是一种强效心脏兴奋药。肾上腺素是已知最强的升压药之一。
• 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。
• 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。
• 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。
• 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。