Ferroferrite
纯铁, 纯铁体
🗣️ 情景例句
A dog!
一只狗！
Cetainly.You're absolutely right about that.
当然，关于那你是绝对正确的
Offices cannot work properly without certain important pieces of equipment.
如果办公室没有配备一些重要的设备，人们就不能很好地工作。