mineral oil that is found under the ground or the sea and is used to produce petrol, paraffin, diesel oil, etc.石油；原油- The government suspended its supplies of petroleum to the country as a result of the crisis.受危机的影响，政府暂停了对那个国家的石油供应。
- There were still 30 million barrels of refined petroleum in storage.仍有3000万桶精炼石油存储。
Topics Physics and chemistryc1Oxford Collocations DictionaryPetroleum is used before these nouns: - exploration
- geology
- reserve
- …
See full entry Word Originlate Middle English: from medieval Latin, from Latin petra ‘rock’ (from Greek) + Latin oleum ‘oil’.