caffeine
/ˈkæfiːn/
- n.
- 咖啡因，咖啡碱
中文释义来自 ECDICT
词源链
- 英语English
caffeine
词源说明
Borrowed from French caféine, from café (“coffee”), or German Caffein, Kaffein (cp. Coffein, Koffein), from Kaffee (“coffee”) (cp. Kaffe, Koffee, Koffe), or Italian caffè (“coffee”) + -ine.
释义
名词noun
- 1An alkaloid, C8H10N4O2, found naturally in tea and coffee plants, which acts as a mild stimulant on the central nervous system. [from 1830]