单词	rock oil
释义	rock oil noun : petroleum Example Sentences Recent Examples on the Web Distilling rock oil produced multiple interesting compounds, one of which looked like an ideal illuminant. Charles R. Morris, WSJ, 21 June 2018 Word History First Known Use 1668, in the meaning defined above
随便看	de dolo de et im de ex de excommunicato capiendo de facto de fide de Gaulle de Gaullism de gaullist De Gennes de gratia de gus de gustibus de gustibus non est disputandum de haut en bas de her de in de inofficioso testamento de integro de jure De Kalb de kho de khotinsky de Khotinsky cement de Klerk

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