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

• Some biological molecules have the form of a helix.
  有些生物分子呈螺旋状。
• 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。
• Ten machining origins may be set by straight line, arc, helix and parabola.
  直线、圆弧、螺旋线及抛物线可设定10个加工原点。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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。