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  1. Oxford Dictionary

    self-diffusion

    • n.
      the migration of constituent atoms or molecules within the bulk of a substance, especially in a crystalline solid.

    • noun: self-diffusion

    • 更多解釋

    self-diffusion

    • IPA[ˌselfdəˈfyo͞oZHən]

    美式

    • n.
      the migration of constituent atoms or molecules within the bulk of a substance, especially in a ...

    Oxford American Dictionary