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

• 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。
• 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。
• 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。
• Deoxyribonucleic acid ( DNA for short) is a kind of germ plasm with the structure of double helix.
  脱氧核糖核酸（简称DNA）是生物体内的一种具有双螺旋结构的遗传物质。
• Genes are segments of the DNA double helix that encode the information for making proteins.
  基因是一段DNA双股螺旋，其中携带了制造蛋白质的编码资讯。
• Mixing drum; Helix angle; Numerical simulation;
  搅拌筒；螺旋升角；数值模拟；
• From the STMimages, we could see clearly the helix pitch and helix diameter of helix structure.
  由STM图象中我们能清晰地观察到螺旋结构的螺距与螺径。
• In this close-up the DNA is seen as a long twisted molecular ladder, the double helix.
  在这个距离上，DNA看起来像一条长长的扭曲的的分子梯，也就是双螺旋结构。
• 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。
• Coil the fibre into a helix.
  将纤维卷绕成螺旋形。