“磁体”用英语怎么说？

两个磁体的N极和S极互相吸引.The N pole and S pole of two magnets will attract each other.为了做成电磁体你需要对金属线送电.To make an electromagnet you need to send a current through the wire.棒形或马蹄形磁体称为永磁体.A bar on horseshoe magnet is called a perman...

“磁体”的拼音为：cí tǐ...