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

• 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。
• 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。
• Coffee in which the drug caffeine acts as a stimulant.
  咖啡因起兴奋剂作用的咖啡。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• A stimulant for the central nervous system.
  兴奋剂刺激枢神经系统。