iron ores 铁矿石
copper ores 铜矿石
ore deposits 矿床
mining ores 开采矿石
A: What kind of materials does this factory process?
A：这家工厂加工什么样的材料？
B: They mainly refine various metal ores.
B：他们主要精炼各种金属矿石。
1) 含有金属的矿物
2) 天然的矿石资源
3) 可供提取的原材料
1. 矿石；含有金属的矿物
noun
1. Natural rocks or minerals from which metals or other useful substances can be extracted.
Synonym: minerals, deposits