layout circle

例句：

1. 1.The architect drew a layout circle on the floor to plan the construction.
   建筑师在地上画了一个布局圆来规划建设。
2. 2. The engineer used a layout circle to calculate the dimensions of the new building.
   工程师使用布局圆来计算新建筑的尺寸。
3. 3. The designer created a layout circle for the new product display.
   设计师为新产品展示创建了一个布局圆。