Kumium

例句：

1. 1. The Kumium is a rare mineral that has been discovered in the region.
   库米恩是一种在该地区发现的稀有矿物。
2. 2. The Kumium mine is one of the largest and most important in the world.
   库米恩矿是世界上规模最大、最重要的之一。
3. 3. The Kumium mine is a symbol of the richness and diversity of our planet's ecosystems.
   库米恩矿是我们星球生态系统丰富性和多样性的象征。