单词	pentenyl
释义	pentenyl noun pen·​te·​nyl ˈpentəˌnil plural -s : any of four univalent radicals C5H9 derived from the pentenes by removal of one hydrogen atom Word History Etymology pentene + -yl
随便看	dovetail hinge dovetail joint dovetail molding dovetail plane dovetail saw dovetailed dovetailer dovetailing dovetails doveweed dovish dovisher dovishest dovishness dovishnesses dovyales dovyalises dovyalisses dow Dow Jones average Dow theory dow's theory dowable dowager dowager's hump

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