ketene
ketene[ˈkiːtiːn]noun- [mass noun](Chemistry)a pungent colourless reactive gas, used as an intermediate in chemical synthesis
(化)乙烯酮
- Chem. formula: CH2=C=O
化学分子式:CH2=C=O
■[count noun]any substituted derivative of this
烯酮类
语源- early 20th cent.: from ketone + -ene
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