Lehmannite
铬铅矿
🗣️ 情景例句
The way to learn a language is to practice speaking it as often as possible.
学习一门语言的方法就是要尽量多地操练说出它来。
My brother is not quite twenty-five.
我的兄弟不够25岁。
Do you feel like going to that new disco?
你想去那个新开的迪厅