break arc

例句：

1. 1.The car's tires were broken arc on the road.
   汽车的轮胎在路上断了。
2. 2. The bridge was broken arc by a strong wind.
   桥梁被强风折断了。
3. 3.The old tree was broken arc by the storm.
   老树被暴风雨折断了。