spoilbank
n. 弃土堆;矿石堆
例句
The spoilbank is a place in the opencast mine where the engineering disasters easily happen, and the control of the disasters of the spoilbank is very important for the mine enterprises.
排土场是露天矿山工程灾害的易发部位,加强排土场灾害治理对矿山企业具有重要意义。