cycloid

英式发音 ['saɪklɒɪd] 美式发音 ['saɪklɔɪd]

一般意思：

n.[几]摆线,轮转线adj.圆形的,循环性格的

完整意思：

a curve traced by a point on the circumference of a circle as it rolls along a straight line.

词性：

名词

造句：

1. The motion of acycloidcan be described by parametric equations.
一个摆线的运动可以用参数方程描述。
2. The shape of acycloidis often used in the design of gears and cam mechanisms.
摆线的形状常用于齿轮和凸轮机构的设计中。

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