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 |