Ferroferrite
纯铁, 纯铁体
🗣️ 情景例句
Here's $ 100 for my ticket.
这是我的100美元。
What brings you to Beijing?
什么风把你吹到北京来的？
Sandy was so sick that she threw up all over the bathroom floor.
三滴病了，吐了洗手间一地。