矿井

例句：

1. 1. The mine is located in the mountains.
   这个矿井位于山区。
2. 2. The miners areworking hard to extract the minerals.
   矿工们正在努力开采矿物。
3. 3. The discovery of newminerals has sparked interest in the area.
   新矿物的发现引起了对该地区的关注。