Caffeine
[ ['kæfi:n] ]
公共 Public
n. 咖啡因, 咖啡碱\\n[化] 咖啡因; 咖啡碱
✅ 同义词
📖 牛津释义
caffeine
n[U]
stimulant drug found in tea leaves and coffee beans 咖啡硷; 咖啡因.
🗣️ 情景例句
should not be legally joined in marriage?
不该合法结婚的，
When the accident happened, I was cleaning the car.
当意外事故发生的时候，我在清理汽车。
Oh, there's the conductor. Do you have your ticket?
啊，列车员来了。票在你那儿吗？