Senperm
森珀姆恒磁导率合金(硅镍铁合金)
🗣️ 情景例句
He turned over his company to his son last year.
去年他把公司交给儿子管理。
What's the weather like today?
今天天气如何？
There are some changes the still have to be made.
有些地方还得修订。