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rare-earth element

/ˈreər ɜːθ ˈelɪmənt/

翻译: 指元素周期表中十七种化学元素的统称,包括十五种镧系元素以及钪和钇,它们性质相似,常共存于矿物矿床中。

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/ˈreər ɜːθ ˈelɪmənt/C1formalscientific
  • zh指元素周期表中十七种化学元素的统称,包括十五种镧系元素以及钪和钇,它们性质相似,常共存于矿物矿床中。

Any of a set of seventeen chemical elements in the periodic table, specifically the fifteen lanthanides plus scandium and yttrium, which have similar properties and are often found together in mineral deposits.

  1. Group of metallic elementsC1formal

    A set of 17 metallic elements in the periodic table, including scandium, yttrium, and the lanthanides, known for their similar chemical properties and use in modern technology.

    zh稀土元素

    • Neodymium is a rare-earth element used in powerful magnets.
    • Rare-earth elements are essential for manufacturing smartphones and electric vehicle batteries.
    • China produces the majority of the world's rare-earth elements.