Premagnetization
预磁化
🗣️ 情景例句
for a long time,
很久了，
Shall I come by early to help you get ready?
我提早一点来，帮忙准备宴会好吗？
it naturally limits all those engaged in carrying it out from effective contact
那些从事科研的人员自然受到了限制。他们不能进行有效的接触