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 isomer of amphetamine ( trade name Dexedrine) used as a central nervous system stimulant.
  ***的异构体（商品名Dexedrine）被用作中枢神经刺激物。
• 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。
• Despite being classified as a depressant, alcohol initially acts as a stimulant on the central nervous system.
  虽说被划定为镇静剂，酒精最初却是被当作中枢神经系统的兴奋剂。
• 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。
• The cardiopulmonary examination can also signal infection, valvular disease, and stimulant use.
  心肺检查也可提示感染、辨膜疾病及兴奋剂使用情况。
• A stimulant for the central nervous system.
  兴奋剂刺激枢神经系统。
• 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。
• 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***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。
• 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。