Ferrospinel
[电] 含铁尖晶石
🗣️ 情景例句
I want our children to learn
我要孩子们学习到
Thank you.
谢谢。
It was no use pretending that I had not seen him, so I waved to him.
若再装作没看见他已是没有用了，我只好向他招手。