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。
• Some biological molecules have the form of a helix.
  有些生物分子呈螺旋状。
• 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。
• 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 other words such a molecule is pictured much as if it were a conducting helix.
  换句话说，这样一个分子的图象很像一条导电的螺旋线。
• 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。
• 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。
• 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。
• 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。