1.
God is a circle whose centre is everywhere and whose circumference is nowhere.
上帝是个圆，圆心到处可见，圆周无处可寻。
2.
A plane curve everywhere equidistant from a given fixed point, the center.
圆，圆形从定点（圆心）等距离到任一点的平面曲线
3.
A line segment that joins the center of a circle with any point on its circumference.
圆半径将圆心与圆周上任一连接起来的线段
4.
Measurement of short arc based on centre constraint least-square circle fitting
基于圆心约束最小二乘圆拟合的短圆弧测量
5.
Let us draw the circle with center at O and radius equal to a.
我们以点O为圆心，以a为半径，作圆。
6.
A circle without a center is inconceivable.
一个没有圆心的圆是无法想像的。
7.
diameter of root circular-arc center circle
齿根圆弧中心圆直径
8.
diameter of tip circular-arc center circle
齿尖圆弧中心圆直径
9.
Yuen Yuen Institute Social Centre for the Elderly [Yuen Yuen Institute]
圆玄老人中心〔圆玄学院〕
10.
The distance between the center of an eccentric and its axis.
偏心距偏心圆的中心与圆轴间的距离
11.
Circle the round sport circle the round way moisten my life of my heart.
圆圆的运动圆圆的道滋润我的心我的人生。
12.
The third layer in a concentric circle drawing. Fits between Concentric Center and Concentric Layer 2.
同心圆绘图的第三层。与同心圆中心层的外圆和同心圆第2层的内圆相吻合。
13.
The second layer in a concentric circle drawing. Fits between Concentric Layer 1 and Concentric Layer 3.
同心圆绘图的第二层。与同心圆第1层的内圆和同心圆第3层的外圆相吻合。
14.
The center (or fourth) layer of a concentric circle drawing. Fits inside of Concentric Layer 3.
同心圆绘图的中心（或第四）层。与同心圆第3层的内圆吻合。
15.
a round shape formed by a series of concentric circles.
一系列的同中心的圆所形成的圆形状。
16.
centerless superfinishing machine for cylindrical roller
圆柱滚子无心超精机
17.
internal and cylindrical centerless grinder for pistone ring
活塞环内外圆无心磨床
18.
radial short cylindrical roller bearing
向心短圆柱滚子轴承