manganosite

例句：

1. 1.The manganese ore is mined from the riverbed, and then processed into manganese steel.
   这种铁矿石从河床中开采出来，然后加工成锰钢。
2. 2. The manganese oxide is used in the production of pigments and dyes.
   二氧化锰用于生产颜料和染料。
3. 3. Manganese is essential for human health, but too much can be toxic.
   锰对人类健康至关重要，但摄入过多可能有毒。