demagnetize造句

1、I think they forgot to demagnetize it.
我想他们忘了给它消磁了。

2、Don't put magnets near credit CARDS because it might demagnetize them.
不要把磁棒靠近信用卡，可能会使卡消磁。

3、How do I demagnetize tape heads?
我如何消磁音带头？

demagnetize翻译