刺激品

例句：

1. 1. The coffee served at the party was a stimulating drink for the guests.
   派对上供应的咖啡是给客人的一种提神饮料。
2. 2. The new drug is a stimulant that can help people lose weight.
   这种新药是一种兴奋剂，可以帮助人们减肥。
3. 3. The researcher found that the stimulant could improve memory and concentration.
   研究人员发现这种兴奋剂可以提高记忆力和注意力。