petroleumKK [pəˋtroliəm] /pəˈtɹoʊliəm/發音名詞1石油、原油The country's economy depends heavily on exports of petroleum.這個國家的經濟高度依賴石油出口。2石油產品、石化原料作定語Plastics are made from petroleum products refined in huge plants.塑膠是由大型工廠精煉的石油產品製成的。