单词	Houdry process
释义	Houdry process noun Hou·​dry process ˈhüdrē- : a cracking process for making high-octane gasoline by passing oil vapors through a fixed bed of an aluminum silicate catalyst in the form of pellets Word History Etymology after Eugene Houdry, born 1892 American engineer
随便看	held forth held in held in contempt held off held off (on) held off on held on held on to held one's breath held one's horses held one's tongue held out held out (past) held out past held over held past held the whip hand held to held together held up held water held with heldentenor heldentenors hele

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