Word · Frequency #23136
petrochemicals
石化产品；石油化工产品
petrochemicals is the plural of petrochemical.
核心释义
any compound obtained from petroleum or natural gas
- 1.
任何源自石油的化学品。
Any chemical derived from petroleum.
- 2.
任何源自化石燃料(石油、天然气或煤)的化学品。
Any chemical derived from any of the fossil fuels: petroleum, natural gas, or coal.
任何源自石油的化学品。；任何源自化石燃料(石油、天然气或煤)的化学品。；石化产品
用法In use
The factory produces petrochemicals used in many everyday products.
用法提示：petrochemicals 是名词复数形式，指石化产品。
The price of petrochemicals affects the cost of many consumer goods.
用法提示：petrochemicals 是名词复数形式，在句中作介词 of 的宾语，指石化产品。
Workers at the plant wear protective clothing when handling petrochemicals.
用法提示：petrochemicals 是名词复数形式，作动名词 handling 的宾语，指石化产品。
petrochemical + noun
petrochemical 作形容词时通常置于名词前作定语。
The petrochemical industry has become a pillar of the regional economy.
石化工业已成为该地区经济的支柱产业。
petrochemicals + be + derived from [source]
petrochemical 作名词可数，常用复数 petrochemicals；此被动结构强调来源。
相关词与表达Connections
搭配Collocations
- petrochemical industry
- 石化产业；石油化学工业
- The petrochemical industry supports millions of jobs worldwide.石化产业支撑着全球数百万个就业岗位。
- petrochemical plant
- 石油化工厂；石化厂
- Thousands of people work at the petrochemical plant.数千人在这家石油化工厂工作。
- petrochemical products
- 石油化工产品
- Plastics and fertilizers are common petrochemical products.塑料和肥料是常见的石油化工产品。
- petrochemical complex
- 石化联合企业；石化综合体
- A new petrochemical complex is being built on the coast.沿海正在新建一个石化联合企业。
- petrochemical feedstock
学习提示Learner notes
记忆技巧Memory Tip
联想 petro（石油）+ chemical（化学）：从石油中炼出的化学品，就是石化产品。
语境与语域Context & Register
语域：formal 常见场景：industrial manufacturing、environmental policy、business and financial news 该词作名词时（石化产品）多用于工业、商业或学术等正式语境；日常口语中比较常见用 chemicals made from oil 这类通俗表达。
发音与拼写Pronunciation & Spelling
Words ending in -chemical with the stress on -chem- (chemical, biochemical) rhyme with petrochemical. Be careful: mechanical, technical, and other -ical words may look similar but their stressed vowel or following sounds differ, so they do not rhyme. Petroleum and petrol share the petro-/petr- spelling but are not rhymes.
用法优先级Usage priority
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
一起学习词形Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.