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europium

/jʊˈrəʊ.pi.əm/

翻译: 一种属于稀土族的金属元素,可以有二价或三价。

1 个条目

noun

/jʊˈrəʊ.pi.əm/C2formalscientific
  • zh一种属于稀土族的金属元素,可以有二价或三价。

A metallic element belonging to the rare earth group, which can have a valence of two or three.

不可数

  1. Chemical elementC1formalscientific

    A silvery-white metallic element of the lanthanide series, symbol Eu, used in phosphors and nuclear control rods.

    zh化学元素

    • Europium oxide is commonly used in red phosphors for television screens.
    • The sample contained trace amounts of europium.
    • Researchers are studying europium's magnetic properties for new applications.
    • Europium is one of the rarest rare-earth elements on Earth.
词形
  • europiums plural form
  • europiums' possessive plural form
  • europium's possessive singular form