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
We have a wide connection in U.S.A.
我们在美国各地有广泛业务关系。
The old man fumbled with the key in the dark.
老人在黑暗中摸索着寻找钥匙。
and another group were disturbed for an equal period of time but when they were no exhibiting eye-movements,
另一组人也是连续几夜被叫醒，但是在眼球队没活动时被叫醒的。