spoil heap

例句：

1. 1. The spoil heapwas full of broken glass and plastic waste.
   垃圾堆里满是破碎的玻璃和塑料垃圾。
2. 2. The city has been working hardto clean up the spoil heap andimprove its environment.
   城市一直在努力清理垃圾堆并改善环境。
3. 3. The spoil heapis a symbol of our society'swaste management issues.
   垃圾堆是我们社会废物管理问题的象征。