Ferroxdure
永久磁铁(材料), 钡铁氧体(商品名)
🗣️ 情景例句
The interview was fine.
面谈得很好。
But Li Ming has promised to come home for the summer vacations.
但是李明已经答应暑假回家。
This price is quite a bit higher than it was last time.
这次的价格比上次要贵了一些。