Read Edit View history 咖啡因 kāfēiyīn caffeine Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 咖啡因 kāfēiyīn caffeine noun · caffeine (loanword) 咖啡中含有大量的咖啡因，可以提神醒脑。 Edit Delete References Add reference No references for this word.