| 单词 | vanadium |
| 释义 | vanadium n. Chem. a hard grey metallic transition element occurring naturally in several ores and used in small quantities for strengthening some steels. Usage Symb.: V. Derivatives vanadate n. vanadic adj. vanadous adj. Etymology: mod.L f. ON Vanad{iacute}s name of the Scand. goddess Freyja + -IUM |
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