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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

        adj

        双语例句

        • 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。
        • 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。
        • 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。
        • 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。
        • 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。
        • 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。
        • 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。
        • 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。
        • 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。
        • 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。