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[今日口语] She is in a quandary about which university to choose.

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rock oil

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n. 石油
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  1. And there must be a permeable reservoir rock, such as sandstone or porous limestone, to provide passage and storage for the oil and gas.
    所以在附近就必须具有透水的储存岩石,如砂岩和具孔隙的石灰岩,为石油和天然气提供通道和贮存场所。收藏
  2. Petroleum geology is the application of geology (the study of rocks) to the exploration for and production of oil and gas.
    石油地质学是地质学(岩石研究)在油气勘探开发和生产中的应用。收藏

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