1
petroleum + noun
petroleum作定语时通常直接修饰名词。
The petroleum industry is a major contributor to the economy.
石油工业是经济的主要贡献者。
石油
先理解核心含义，再看它在真实句子里的用法。
石油
A thick, flammable liquid found in natural underground deposits, composed mainly of hydrocarbons and used as the raw material for fuels and other products.
The petroleum industry is a major contributor to the economy.
石油工业是经济的主要贡献者。
一种易燃液体,颜色从透明至深棕黑色,主要由碳氢化合物组成,天然存在于地表下的矿床中。
A flammable liquid ranging in color from clear to very dark brown and black, consisting mainly of hydrocarbons, occurring naturally in deposits under the Earth's surface.
主要由碳氢化合物组成的深色油
a dark oil consisting mainly of hydrocarbons
Petroleum is a key resource for many industries.
石油是许多工业的关键资源。
The company drills for petroleum in the desert.
这家公司在沙漠中钻探石油。
Many plastics are made from petroleum.
许多塑料是由石油制成的。
petroleum作定语时通常直接修饰名词。
The petroleum industry is a major contributor to the economy.
石油工业是经济的主要贡献者。
常见的动词包括produce, import, export, refine等。
Many countries import petroleum to meet their energy needs.
许多国家进口石油以满足能源需求。
常见的介词搭配有from, of等。
Gasoline is derived from petroleum.
汽油是从石油中提炼的。
Not this
There are many petroleums in the world.
Use this
There is a lot of petroleum in the world.
petroleum 是不可数名词，不能使用复数形式或 many，应使用 much 或 a lot of。
Not this
We need to fill up the car with petroleum.
Use this
We need to fill up the car with petrol.
petroleum 指原油或石油，而汽车燃料是汽油（petrol 或 gasoline），不能混用。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
原油
Crude petroleum is refined to produce gasoline and other fuels.
原油经过提炼可以生产汽油和其他燃料。
石油工业
The petroleum industry plays a vital role in the global economy.
石油工业在全球经济中扮演着重要角色。
石油产品
Petroleum products include gasoline, diesel, and jet fuel.
石油产品包括汽油、柴油和航空燃料。
石油储量
The country has vast petroleum reserves that are yet to be exploited.
该国拥有尚未开发的巨大石油储量。
石油开采
Petroleum extraction requires advanced drilling technology.
石油开采需要先进的钻井技术。
石油精炼
Petroleum refining converts crude oil into usable products.
石油精炼将原油转化为有用的产品。
Use petroleum naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
记忆：petroleum 去掉 -eum 变成 petrol（汽油），石油是汽油的原料。
语域：mixed 常见场景：技术文档、能源行业、环境科学 通常用于技术、能源或环境领域，但在一般讨论中也比较常见，属于较为正式的词汇。
通常不可数，但可指不同种类的石油时用作可数名词。
Dictionary facts from ECDICT, WIKTIONARY.