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

• 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。
• The formulation of the helix angle of the device with tapered thread is deduced.
  推导了锥螺纹的螺旋升角计算公式。
• 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。
• The DNA molecule is a double helix, resembling a ladder that's been twisted along its length.
  （脱氧核糖核酸）的分子是一种双螺旋结构，酷似一架沿纵向扭曲的梯子。
• 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。
• He codiscovered DNA's double helix, revealing the code of life to scientists and entrepreneurs alike.
  他和别人共同发现了DNA的双螺旋结构，揭示了科学家和企业家身上具有相同的密码。
• 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。
• The triple helix theory come forth after national innovation system.
  三螺旋理论是继国家创新系统之后新出现的理论模型。
• The alpha helix is found in muscle protein and keratin.
  α螺旋存在于肌肉蛋白和角蛋白中。
• 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。