Schefferite
锰钙辉石
🗣️ 情景例句
I will always remember my college days.
我的大学生活会一直留在我记忆里的。
To operate a steam locomotive
驾驶蒸汽机车
It's much cheaper to camp than to stay in a hotel.
露营比住旅馆要便宜多了。