Oxyferrite
铁氧体(氧与α-铁的固溶体)
🗣️ 情景例句
I'm so glad you found the bag and took the time and trouble to return it.
我很高兴你发现了旅行袋而且不怕麻烦花时间将它送来。
May I ask the reason for your remittance?
可以请问汇款的原因吗？
Something may have happened to her.
她可能发生意外了。