petroleum [pəˈtrəʊliəm]以下由轻松背单词网站提供
单词级别第7级基本释义n.原油,石油英英释义a dark thick oil obtained from under the ground , from which various substances including petrol , paraffin and diesel oil are produced参考例句The Government of Iran advanced the price of petroleum last week. 上星期伊朗政府提高了石油价格。The purpose of oil refinery is to refine crude petroleum. 炼油厂的主要工作是提炼原油。 推荐阅读 |