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	oversimplify oversimplifying oversimplistic oversimply oversize oversized oversizes oversizing overskip overskipped overskipping overskips overskirt overskirts overslaugh overslaughed overslaughing overslaughs oversleep oversleeping oversleeps oversleeve oversleeves overslept overslip

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