circular dipole

例句：

1. 1. Thecircle of light cast by the moon isvery beautiful.
   月亮投下的光圈非常美丽。
2. 2. The car was parked in acircular pattern around the square.
   汽车停在广场周围呈环形排列。
3. 3. The map shows thecity in a circular layout.
   地图以环形布局展示了城市。