释义 |
palladium1/pəˈleidiəm/n. Chem. a white ductile metallic element occurring naturally in various ores and used in chemistry as a catalyst and for making jewellery (symbol 符 Pd) 【化】(化学元素)钯 [modern Latin from Pallas, the name given to an asteroid discovered (1803) just before the element, + -IUM; cf. CERIUM] |