demagnetise是什么意思
1. 消磁：restrict 限制 | demagnetise 消磁 | reserve 保管
verb
1. make nonmagnetic
take away the magnetic properties (of)
e.g. demagnetize the iron shavings
they degaussed the ship
Synonym: demagnetize degauss
2. erase (a magnetic storage device)
Synonym: demagnetize