OXYGEN


Meaning of OXYGEN in English

Oxygen is a colourless gas that exists in large quantities in the air. All plants and animals need ~ in order to live.

The human brain needs to be without ~ for only four minutes before permanent damage occurs.

N-UNCOUNT

Collins COBUILD.      Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) .