| 例句 |
Last summer, Northern Petroleum struck oil near Winchester.去年夏天，北方石油公司在温彻斯特附近钻探到了石油。Petroleum engineers plan and manage the extraction of oil.石油工程师对开采石油作出计划并加以管理。Petroleum occurs in natural deposits beneath the surface of the earth.石油出现在地表下面的天然沉积物中。Petroleum is a derivative of coal tar.石油是煤焦油的衍生物。Petroleum is derived from coal tar and used to make gasoline.石油衍生自煤焦油，用来生产汽油。 |