circular hatching channal

例句：

1. 1. The circleof light cast by the moon is breathtaking.
   月亮投下的光环令人叹为观止。
2. 2. The car was parked ina circular pattern around the square.
   汽车停在广场周围呈环形排列。
3. 3. Themap shows a circular routeto the airport.
   地图显示了一条通往机场的环形路线。