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  1. lava dome

    • n.
      a mound of viscous lava which has been extruded from a volcanic vent.
    • noun: lava dome, plural noun: lava domes

    • 更多解釋
    • IPA[ˈlävə]
    • n.
      a mound of viscous lava which has been extruded from a volcanic vent.

    Oxford American Dictionary