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base metal

/ˈbeɪs ˌmetl/

翻译: 指非贵重的普通金属,如铜、锡、铅、锌等;在冶金学中也指较易氧化或腐蚀、常作为镀层或合金基体的金属。

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phrase

/ˈbeɪs ˌmetl/C1formalscientific
  • zh指非贵重的普通金属,如铜、锡、铅、锌等;在冶金学中也指较易氧化或腐蚀、常作为镀层或合金基体的金属。

A common metal that is not considered precious, such as copper, tin, lead, or zinc. In metallurgy, it refers to metals that oxidize or corrode relatively easily and are often used as a base for plating or alloying.

  1. Common non-precious metalB2formal

    A metal that is not considered precious, such as iron, copper, lead, or zinc, often used in industrial applications.

    zh贱金属

    • Copper is a base metal widely used in electrical wiring.
    • The mine produces several base metals including zinc and lead.
    • Base metals are generally more reactive than precious metals.
  2. Inferior metal in alchemyC1formal

    In historical alchemy, a common metal that was believed could be transformed into a noble metal like gold.

    zh贱金属

    • Alchemists sought to turn base metals into gold.
    • Lead was considered a base metal in medieval alchemy.
    • The philosopher's stone was said to transmute base metals.