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palladium

英 [pə'leɪdɪəm] 美[pə'ledɪəm]
英英释义 实用场景例句
  • n. [化学] 钯；守护神

英英释意

1. a 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