debris hazard

例句：

1. 1. The construction site was littered with debris and hazardous materials.
   施工现场到处都是残骸和危险物品。
2. 2. The accident caused a debris hazard that could have been avoided.
   事故造成了一个可以预防的残骸危险。
3. 3.The engineers were tasked with mitigating the debris hazard during the reconstruction.
   工程师们被指派在重建期间减轻残骸危险。