helix
- IPA[ˈhiːlɪks]
英式
- 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 which 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 which 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.
- 2. the rim of the external ear.
- plural form of helix
Oxford American Dictionary
- plural form of helix
Oxford Dictionary
- a pair of parallel helices intertwined about a common axis, especially that in the structure of ...
Oxford Dictionary
- a pair of parallel helices intertwined about a common axis, especially that in the structure of ...
Oxford American Dictionary
- 更多解釋
- IPA[ˈhēliks]
美式
- an object having a three-dimensional shape like that of a wire wound uniformly in a single ...
Oxford American Dictionary
