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BNC: 22623 COCA: 9489
caffeine
kæfiːn ˈkæfɪˌiːn kæfn kæˈfin ˈkæfˌin
N-UNCOUNT 咖啡因;咖啡碱 Caffeine is a chemical substance found in coffee, tea, and cocoa, which affects your brain and body and makes you more active. 咖啡因;咖啡碱
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BNC: 22623 COCA: 9489
BNC: 22623 COCA: 9489
BNC: 22623 COCA: 9489

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