circle指的是數(shù)學(xué)上的圓，一個由等距離點構(gòu)成的閉合曲線，常用于幾何學(xué)、計算機圖形學(xué)等領(lǐng)域的計算和繪制。

Circle is a shape consisting of all points in a plane that are at a given distance, called the radius, from a fixed point, called the center. It's essentially a locus of points equidistant from a central point.

Circle.

你是想問啥子嘛 圈圈啊 還是數(shù)學(xué)里面那個圓圈符號啊