Stibnite
辉锑矿
🗣️ 情景例句
There's a shortcut--if you know it.
假如你识路的话, 有一条近路可走。
A duck will not always dabble in the same gutter.
一只鸭子不会常在同一条沟中玩水。
and the railway of the future may well be the 'hovertrain',
未来的火车或许能成为气垫火车，