“caffeine”的概念、定义、翻译、参考文献-科学参考

单词	caffeine
释义	caffeine [`kaf´ēn] ^{ORGANIC CHEMISTRY} C₈H₁₀O₂N₄.H₂O An alkaloid found in a large number of plants, such as tea, coffee, cola, and mate.
随便看	direct digital control direct distance dialing direct drive direct-drive approach direct-drive arm direct-drive vibration machine direct dye directed angle directed graph directed line directed number directed set direct effect direct electromotive force direct energy conversion direct-entry terminal direct-expansion coil direct extrusion direct-feedback system direct fire direct-fire direct-fired evaporator direct-gap semiconductor direct-geared direct grid bias

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