Word · CEFR C1 · Frequency #4502
crude
原油
核心释义
通常指未经提炼的石油
a dark oil consisting mainly of hydrocarbons; unrefined petroleum
- 1.
任何处于自然状态的物质
Any substance in its natural state.
- 2.
主要由碳氢化合物组成的黑色石油
a dark oil consisting mainly of hydrocarbons
天然物质；未加工物质；任何处于自然状态的物质；主要由碳氢化合物组成的黑色石油；天然的物质
用法In use
The price of crude has risen sharply this quarter.
用法提示：crude作不可数名词，指未经提炼的石油。
Several crudes from different regions were tested in the lab.
用法提示：crudes是crude的复数形式，指多种原油。
The refinery processes thousands of barrels of crude daily.
用法提示：crude作不可数名词，指作为加工原料的原油。
Crude + [verb]
作为主语时，crude通常不用冠词，表示泛指原油。
Crude flows through the pipeline.
原油流经管道。
[verb] + crude
crude作为宾语，常与process, refine, extract等动词搭配。
The company processes crude in its refineries.
相关词与表达Connections
搭配Collocations
- crude oil
- 原油
- The country exports millions of barrels of crude oil every day.该国每天出口数百万桶原油。
- crude prices
- 原油价格
- Crude prices have risen sharply due to geopolitical tensions.由于地缘政治紧张，原油价格大幅上涨。
- crude production
- 原油产量
- The new field will increase crude production by 20%.新油田将使原油产量增加20%。
- crude reserves
- 原油储量
- The country has the largest crude reserves in the world.该国拥有世界上最大的原油储量。
- crude exports
学习提示Learner notes
记忆技巧Memory Tip
crude原油，联想‘粗糙的石油’，未经提炼。
语境与语域Context & Register
多用于石油、能源等专业领域，指未经提炼的原油。
发音与拼写Pronunciation & Spelling
All listed words share the spelling '-ude' and the same /-ud/ ending sound as 'crude'.
用法优先级Usage priority
Collins 词频等级为 2，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 AI_FALLBACK, ECDICT, OCTANOVE, WIKTIONARY, WORDNET.