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	purchase tax purchase warrant pass/pronounce sentence passable passablenesses passabler passablest passablier passabliest passably passacaglia passacaglias passacaille passade passades passado passadoes passados passage passage bed passage bird passage boat passage cell passage grave passage hawk

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