通函询证
We can compute the circular area with radius. 我们能用半径计算出圆的面积。
The full moon has a circular form. 满月呈圆形。
I'm not satisfied with his circular explanation. 我不满意他拐弯抹角的解释。
The full moon has a circular shape. 满月呈圆形。
The organization issues a circular every month. 该组织每月发一份通告。
Something of circular form; a circle or an orbit. 圆形物体圆形物体; 圆圈或环形轨道
