| 词汇 | praseodymium |
| 词根词缀 | 词源： rare metallic element, 1885, coined in Mod.L. by discoverer Carl Auer von Welsbach (1858-1929) from Gk. prasios "leek-green" (from prason "leek") + L. (di)dymium "double." So called from the green color of the salts it forms. |
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