音标：['helikɒid] ；

a. 螺旋状的, 蜗牛壳状的, 回转式的
n. 螺旋体, 螺旋面

a. Spiral; curved, like the spire of a univalve shell.
a. Shaped like a snail shell; pertaining to the Helicidae,
or Snail family.
n. A warped surface which may be generated by a straight
line moving in such a manner that every point of the line shall have a
uniform motion in the direction of another fixed straight line, and at
the same time a uniform angular motion about it.

helicoid的用法和样例：

例句

用作名词(n.)

Congenital syphilis says the embryo passes syphilis again, it is syphilis helicoid to infect fetal syphilis via placenta.先天梅毒又称胎传梅毒，乃梅毒螺旋体经胎盘传染给胎儿之梅毒。
To the dog pathogenesis is the hemorrhagic yellow helicoid and the dog hook end helicoid two blood serums.对狗致病的是出血性黄疸螺旋体和犬钩端螺旋体两个血清型。
The helicoid equation of contacting surface befween workpiece and die in the process of cross wedge roiling was proposed in this paper.建立了楔横轧变形工件与模具接触面的旋转螺旋面方程。

词汇搭配

helicoid spiral蜗牛式旋壳
skew helicoid螺旋面
helicoid conveyer螺旋输送器,螺旋式输...
involute helicoid渐开线螺旋面...
helicoid screw conveyor螺旋运输器
helicoid cell螺形细胞
helicoid dichotomous branching(拉ramifica...
helicoid conveyor螺旋输送机
helicoid inflorescence螺纹花序
helicoid dichotomy螺形二歧式

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