Yahoo香港字典 搜尋

  1. helix

    • IPA[ˈhēliks]

    美式

    • n.
      an object having a three-dimensional shape like that of a wire wound uniformly in a single layer around a cylinder or cone, as in a corkscrew or spiral staircase.;a curve on a conical or cylindrical surface that would become a straight line if the surface were unrolled into a plane.
    • noun: helix, plural noun: helices

    • 釋義
    • 相關詞

    名詞

    • 1. an object having a three-dimensional shape like that of a wire wound uniformly in a single layer around a cylinder or cone, as in a corkscrew or spiral staircase.
    • a curve on a conical or cylindrical surface that would become a straight line if the surface were unrolled into a plane.
    • an extended spiral chain of atoms in a protein, nucleic acid, or other polymeric molecule.
    • a spiral ornament.
    • the rim of the external ear.
    • plural form of helix

    Oxford American Dictionary

    • plural form of helix

    Oxford Dictionary

    • n.
      a pair of parallel helices intertwined about a common axis, especially that in the structure of ...

    Oxford American Dictionary

    • n.
      a pair of parallel helices intertwined about a common axis, especially that in the structure of ...

    Oxford Dictionary

    • 更多解釋
    • IPA[ˈhiːlɪks]

    英式

    • n.
      an object having a three-dimensional shape like that of a wire wound uniformly in a single ...

    Oxford Dictionary