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

• 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。
• 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。
• 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。
• 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。
• 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。
• Caffeine, partly due to its stimulant effect on the central nervous system, both raises metabolism and increases the oxidation of fatty acids.
  咖啡因，对中枢神经系统有着一定的刺激效果，会提高新陈代谢和脂肪酸的氧化。
• 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。
• These drinks can hide the effect of alcohol intake in a sense due to the combination of a stimulant, the caffeine, and a depressant, the alcohol.
  由于这些饮料中兴奋剂、咖啡因、镇静剂和酒精相结合，所以可从某种程度上隐藏酒精的危害效果。
• Besides the sugars and acids, other soft drink ingredients are of concern. Caffeine, which is added to many of the most popular soft drinks, is a mildly addictive, stimulant drug.
  除了糖和脂肪酸，其他软性饮料的成分，尤其令人关注。咖啡因，被加在许多最受欢迎的饮料，是一种温和上瘾的兴奋剂药物。
• 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。