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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。
原油
先理解核心含义，再看它在真实句子里的用法。
原油
a dark oil consisting mainly of hydrocarbons; unrefined petroleum
Crude flows through the pipeline.
原油流经管道。
通常指未经提炼的石油
任何处于自然状态的物质
Any substance in its natural state.
主要由碳氢化合物组成的黑色石油
a dark oil consisting mainly of hydrocarbons
The price of crude has risen sharply this quarter.
本季度原油价格大幅上涨。
Several crudes from different regions were tested in the lab.
实验室测试了来自不同地区的几种原油。
The refinery processes thousands of barrels of crude daily.
这家炼油厂每天加工数千桶原油。
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。
crude作为宾语，常与process, refine, extract等动词搭配。
The company processes crude in its refineries.
该公司在其炼油厂加工原油。
表示原油数量时，常用barrel、ton等单位。
We imported 100,000 barrels of crude last month.
上个月我们进口了十万桶原油。
Not this
I need a crude for my car.
Use this
I need crude oil for my car.
Crude 作为不可数名词，不能用不定冠词 a；应使用 crude oil 或直接使用 crude。
Not this
They are exploring crude in the ocean.
Use this
They are exploring for crude in the ocean.
动词 explore 后需加介词 for 表示勘探原油，不能直接跟 crude 作宾语。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
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。
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。
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%。
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。
原油出口
Crude exports account for a major share of the national revenue.
原油出口占国家收入的很大一部分。
原油期货
Investors are closely watching crude futures for market trends.
投资者密切关注原油期货以了解市场趋势。
Use crude naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
crude原油，联想‘粗糙的石油’，未经提炼。
多用于石油、能源等专业领域，指未经提炼的原油。
All listed words share the spelling '-ude' and the same /-ud/ ending sound as 'crude'.
Dictionary facts from AI_FALLBACK, ECDICT, OCTANOVE, WIKTIONARY, WORDNET.