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Collocations
chemical oxygen demand
化学需氧量
dissolved oxygen
溶解氧
free oxygen
游离氧
preserve food and clothes in oxygen free air
用缺氧空气保存食品和衣服
Word forms
oxygen
noun
Singular | Plural | |
Common case | oxygen | *oxygens |
Possessive case | oxygen's | *oxygens' |