Ferroxdure
永久磁铁(材料), 钡铁氧体(商品名)
🗣️ 情景例句
I would like a room on the 5th floor.
我想在五楼要一个房间。
We want to raise our children to be decent men and women.
我们要把我们的孩子培养成正派人。
I'm doing some washing and John is cooking dinner.
我正在洗衣服，约翰在做晚饭。