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	phlyctenula phlyctenulae Phnom Penh pho pho rhodamine phob- phobia phobias phobic phobiccer phobiccest phobicer phobicest phobics phobism phobisms phobists phobo- phobophobiae phobophobias Phobos phobotactic phobotaxis phoby cat Phoca

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