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- All points on a circle are equidistant from the centre. 圆周上各点离圆心的距离相等。
- The curve traced by a point on the circumference of a circle that rolls on a straight line. 圆滚线，摆线圆周上任一点在一条直线上滚动时所形成的曲线
- The following code demonstrates drawing a circle on a form at run time. 下面的代码演示如何在运行时在窗体上绘制圆。
- A line generated by a point on a circle rolling along a straight line. 一个圆上的某个点在该圆顺着一条直线旋转时形成的线。
- The curve traced by a point on the circumferenceof a circle that rolls on a straight line. 圆滚线,摆线圆周上任一点在一条直线上滚动时所形成的曲线。
- We must settle on a place to meet. 咱们得把见面的地点定下来。
- Stencils - draw outlines of a circle, square, rectangle and triangle on a piece of card and cut them out. 模版描绘:在一张卡纸上绘制出圆形、正方形、矩形和三角形的轮廓，并且将它们剪下来。
- Read from the plane, the Namib desert in Namibia seems to be seen on a circle or a fine grass patch. 从飞机上看下去，在纳米比亚的纳米布沙漠上好像让人看到了精美的圆圈或是无草的补丁。
- And there's the searchlight effect, where you shine a light on a screen far away and move your arm in a circle. 还有就是探照灯效应，你将一束光照在远处的一个屏幕上然后用你的手画圈。
- She married a man who put her on a pedestal. 她嫁给了一个对她十分崇拜的男人。
- He is on a par with his brother in intelligence. 他在智力方面同他的弟弟不相上下。
- He is on a lone fun run, nothing to do with the race. 他自己跑著玩的，和竞赛无关。
- It's almost impossible to agree on a unified basic price. 几乎不可能商定一个划一的基本价格。
- He go on a refresher course in bookkeeping. 他继续学习笔记进修课程。
- The plane locus of a point fixed on a circle that rolls on the inside circumference of a fixed circle. 圆内旋转线，内摆圆在一个固定的圆周内旋转的圆上一点的水平轨迹
- She sat down on a tuft of grass. 她坐在一小块草地上。
- The two of them were necking on a park bench. 他们俩在公园的长凳上拥抱亲吻。
- It is sufficient to map each on a circle and then a product of two conformal mappings will do the trick. 只需将每一区域映射到一个圆，然后做两个保形映射的乘积就可达到目的。
- He and I were shipmates on a trawler once. 我与他一度同在一艘拖网船上工作。
- It is no fun betting on a sure thing. 对必然要发生的事打赌是毫无意义的。
