| 单词 | xenon |
| 释义 | xenon /zee"non, zen"on/, n. Chem. a heavy, colorless, chemically inactive, monatomic gaseous element used for filling radio, television, and luminescent tubes. Symbol: Xe; at. wt.: 131.30; at. no.: 54. [1898; < Gk xénon, neut. of xénos strange (see -ON2); name introduced by William Ramsay, the element's discoverer] |
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