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单词 olefin
释义 ole·fin
noun
also olefine \ˈōləfə̇n, -əˌfēn\
(-s)
Etymology: International Scientific Vocabulary olefiant (gas) + -in, -ine
: an unsaturated open-chain hydrocarbon containing at least one double bond; especially : a member of the ethylene series : alkene — compare cycloolefin, diolefin, triolefin
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