Servomagnet
伺服电磁铁
🗣️ 情景例句
I think it will be a mutually beneficial relationship.
我认为那将是对双方都有利的关系。
One barking dog sets all street a-barking.
一狗吠声响，狗吠满街坊。
We couldn't get across the river.
我们过不了河。