单词	rosin oil
释义	rosin oil noun : an oily liquid obtained by destructive distillation of rosin and composed principally of hydrocarbons with some resin acids especially : the viscous fraction that boils higher than rosin spirit, that when crude is dark-colored and fluorescent and has a sharp odor, and that is used chiefly in making lubricating greases and printing inks, in impregnating paper coverings for electric cables, and in compounding with other oils Word History First Known Use 1844, in the meaning defined above
随便看	once or twice once that once upon a time once-accented octave once-born once-over once-over-lightly once-overs oncer oncers onces oncest oncet onch- onchia Onchidiidae Onchidium onchium oncho- onchocerciases onchocerciasis onchorynchi onchorynchuses onchorynchusses onci-

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