n.兴奋剂，有激励作用的事物
adj.激励[鼓励，鼓舞]…的

原形：stimulant复数：stimulants

The caffeine is a stimulant which acts on the nervous system.
咖啡因是一种对神经系统产生影响的兴奋剂。
Lower tax rates stimulate economic growth.
降低税率刺激经济增长。
If necessary, repeat these stimulants every 4 to 6 hours.
必要时，每4~6小时重复这些刺激剂为宜。
Caffeine is a popular stimulant that helps many people feel more alert and focused.
咖啡因是一种广受欢迎的刺激物，帮助许多人感觉更加警觉和专注。
The use of amphetamines as a study aid has raised concerns about the misuse of stimulants among students.
使用安非他明作为学习辅助引发了对学生中兴奋剂滥用的担忧。
Exercise is a natural stimulant that can boost your mood and energy levels.
运动是一种天然的刺激物，可以提升你的情绪和能量水平。
Nicotine, found in tobacco products, is a highly addictive stimulant.
尼古丁，存在于烟草制品中，是一种高度成瘾的刺激物。
Some athletes have been known to use illegal stimulants to enhance their performance.
一些运动员被知晓使用非法刺激剂来提高他们的表现。
The doctor prescribed a mild stimulant to help counteract her persistent fatigue.
医生开了一种温和的刺激剂来帮助对抗她持续的疲劳。
A cup of green tea can act as a gentle stimulant due to its caffeine content.
一杯绿茶因其含有的咖啡因而可以作为一种温和的刺激物。
Ephedrine, once commonly used in weight loss supplements, is now banned as a dietary stimulant in many countries.
麻黄素，曾广泛用于减肥补充剂中，现已被许多国家禁止作为饮食刺激剂。
During exams, students often rely on energy drinks containing stimulants to stay awake and focused for long hours.
考试期间，学生常常依靠含有刺激物的能量饮料来长时间保持清醒和专注。
In patients with ADHD, stimulant medications like Ritalin can help improve concentration and reduce impulsivity.
对于患有注意力缺陷多动障碍(ADHD)的患者，像利他林这样的刺激性药物可以帮助提高注意力并减少冲动行为。