汉英词典
Chinese-English Dictionary
MEANING OF 咖啡因
咖啡因
caffeine (loanword)
〈名〉有机化合物,化学式C₈H₁₀O₂N₄•H₂O。白色有光泽的柱状晶体,有苦味。多含在咖啡、可可的种子和茶叶中。可做中枢兴奋药和利尿药等。也叫咖啡碱。
fēi yīn
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