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. 兴奋剂
It is not a good idea to fight fatigue by taking stimulants. 服兴奋剂来抗疲劳不是个好主意。
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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；激励物
Tourism has acted as a stimulant to the country's economy . 旅游业成为该国经济发展的一个促进因素。
a substance , such as a drug , that makes the mind or body more active
兴奋剂
Caffeine, which is found in coffee and tea , is a mild stimulant. 咖啡和茶中含有的咖啡因是轻度兴奋剂。 返回 stimulant