oxygen
noun /ˈɒksɪdʒən/
/ˈɑːksɪdʒən/
[uncountable] (symbol O)
- a chemical element. Oxygen is a gas that is present in air and water and is necessary for people, animals and plants to live.
氧；氧气 Topics Physics and chemistryb2- The patient didn't seem to be getting enough oxygen.
病人似乎缺氧。 - After dark the plants stop producing oxygen.
天黑后植物不再制造氧气。 - There was a risk the brain might be starved of oxygen.
大脑可能有缺氧的危险。 - the blood which carries oxygen to the brain
把氧输送到大脑的血液
Collocations Dictionaryadjective- pure
- liquid
- atmospheric
- …
- carry
- contain
- absorb
- …
- atom
- molecule
- level
- …
- a lack of oxygen
- a supply of oxygen
词源late 18th cent.: from French (principe) oxygène ‘acidifying constituent’ (because at first it was held to be the essential component in the formation of acids). - The patient didn't seem to be getting enough oxygen.