A colourless odourless gas occurring in very small quantity (less than 1 per cent.) in the air, used in ‘gas-filled’ electric light bulbs, etc…
| 单词 | θ69154 |
| 释义 | the world > matter > chemistry > elements and compounds > metals > noble gases > argon > [noun] (3) argon1894 A colourless odourless gas occurring in very small quantity (less than 1 per cent.) in the air, used in ‘gas-filled’ electric light bulbs, etc… A1896 Chemistry. In form A. The element argon. disused. Ar1908 The element argon. Cf. A, n. 11. |
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