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

• Mixing drum; Helix angle; Numerical simulation;
  搅拌筒；螺旋升角；数值模拟；
• 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
• 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。
• Some biological molecules have the form of a helix.
  有些生物分子呈螺旋状。
• Effect of Helix Angle Errors on Transmission Error of Double Circle Arc Helical Gears
  双圆弧齿轮的螺旋角误差对其传动误差的影响分析
• Helix formation of an open central space, light from the round glass top layer.
  螺旋的中部形成一个敞开的空间，从玻璃圆层顶采光。
• It provided strong evidence of the structure of D-N-A as a double helix.
  它为脱氧核糖核酸结构呈双螺旋线提供了有力证据。
• 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 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。
• 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。