helix

英 [ˈhiːlɪks]

美 [ˈhiːlɪks]

n.  螺旋(形)

复数：helixes　

IELTS化学

BNC.17577 / COCA.22645

牛津词典

noun

• 螺旋（形）
  a shape like a spiral or a line curved around a cylinder or cone

柯林斯词典

• N-COUNT 螺旋形;螺旋体
  Ahelixis a spiral shape or form.
  1. Coil the fibre into a helix.
     将纤维卷绕成螺旋形。

英英释义

noun

• a structure consisting of something wound in a continuous series of loops
  1. a coil of rope
  Synonym:coilspiralvolutewhorl
• a curve that lies on the surface of a cylinder or cone and cuts the element at a constant angle
  Synonym:spiral

双语例句

• Any of several inedible snails of the genus Helix; often destructive pests.
  螺旋属中的几种不能食用的蜗牛；是经常具有破坏性的害虫。
• Accustomed to midnight, the helix and the cold finger of friction.
  习惯了午夜时分耳轮和指尖冰凉的摩擦。
• Study and Design of New Type Bifilar Helix Antenna
  一种新型双臂螺旋天线的研究与设计
• The clinical application for the condyle fracture by three-dimensional rebuilding of the helix ct.
  螺旋ct三维重建在髁突骨折中的临床运用。
• The constant angle at which a helix cuts the elements of a cylinder or cone.
  一个螺旋状物切割圆柱体或圆锥体的某些部分而形成的连续的角。
• They find a third, separated strand in the center of the double helix.
  他们发现了第三条，在双螺旋体中心的单独条。
• There are five other double helix pairs in the DNA system.
  在dna系统里还有五条其它的双螺旋对。
• Some biological molecules have the form of a helix.
  有些生物分子呈螺旋状。
• Structurally, DNA is composed of two strands that intertwine to form a spring-like structure called the double helix.
  从结构上讲，DNA是由两条链相互缠绕构成弹簧状结构称为双螺旋。
• It has been discovered to be the double helix building block of all life.
  已经发现是建造所有生命模块的双螺旋体线。