| 释义 |
oxygen/ˈɒksidʒ(ə)n/n. Chem. a colourless tasteless odourless gaseous element, occurring naturally in air, water, and most minerals and organic substances, and essential to plant and animal life (symbol 符 O) 【化】(化学元素)氧 □ oxygenous /ɒkˈsidʒinəs/ adj.[French oxygène ‘acidifying principle’ (as OXY-1): it was at first held to be the essential principle in the formation of acids] |