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  1. O-ring

    • n.
      a gasket or seal in the form of a ring with a circular cross section, typically made of rubber and used especially in swivelling joints.
    • noun: O-ring, plural noun: O-rings

    • 相關詞
    • n.
      a singing game played by children, in which the players hold hands and dance in a circle, ...

    Oxford Dictionary

    • 更多解釋
    • IPA[ˈō ˌriNG]
    • n.
      a gasket in the form of a ring with a circular cross section, typically made of pliable ...

    Oxford American Dictionary