| 单词 | palladium |
| 释义 | Palladium nnoun.substancea silver-white metallic element of the platinum group that resembles platinum; occurs in some copper and nickel ores; does not tarnish at ordinary temperatures and is used (alloyed with gold) in jewelry Synset:Pd atomic number 46 Hypernyms:metal metallic element Inherited Hypernyms:palladiummetallic elementchemical elementsubstancematterphysical entityentity Inherited Hypernyms:palladiummetallic elementchemical elementsubstancepartrelationabstractionentity |
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