stimulant
柯林斯词典
1. N-COUNT A stimulant is a drug that makes your body work faster, often increasing your heart rate and making you less likely to sleep. 興奮劑
It is not a good idea to fight fatigue by taking stimulants. 服興奮劑來抗疲勞不是個好主意。
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stimulant /ˈstɪmjʊlənt/ (stimulants)
剑桥词典
- something that makes or causes something else to grow or develop
刺激物；激勵物
Tourism has acted as a stimulant to the country's economy . 旅遊業成爲該國經濟發展的一個促進因素。
a substance , such as a drug , that makes the mind or body more active
興奮劑
Caffeine, which is found in coffee and tea , is a mild stimulant. 咖啡和茶中含有的咖啡因是輕度興奮劑。 返回 stimulant