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free electron

/friː ɪˈlɛktrɒn/

翻译: 自由电子是指不被束缚在原子或分子中的电子,可以在材料中自由移动,从而参与导电或热传导。常见于金属导体、半导体和等离子体中。

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phrase

/friː ɪˈlɛktrɒn/C1formalscientific
  • zh自由电子是指不被束缚在原子或分子中的电子,可以在材料中自由移动,从而参与导电或热传导。常见于金属导体、半导体和等离子体中。

An electron that is not bound to an atom and is free to move under the influence of an electric field, typically found in conductors or plasma.

  1. Unbound electronC1formal

    An electron that is not attached to an atom or molecule and can move freely, especially in a conductor.

    zh自由电子

    • Free electrons are responsible for electrical conductivity in metals.
    • In a plasma, free electrons move independently of the ions.
    • The movement of free electrons generates an electric current.
  2. Independent personB2informal

    A person who is not tied to any obligations, commitments, or relationships, and can act freely.

    zh自由人

    • After quitting his job, he became a free electron, traveling the world.
    • She's a free electron in the dating scene, not looking for anything serious.
    • He lives like a free electron, with no fixed address or schedule.