环行路

例句：

1. 1. The city has a circular road that circles around the center of the city.
   这个城市有一条环绕市中心的环形道路。
2. 2. The car drove on a circular road for an hour before reaching the destination.
   汽车在一条环形道路上行驶了一个小时才到达目的地。
3. 3. The circular road was closed due to construction work.
   由于施工工作，那条环形道路被关闭了。