Megaperm
镍锰铁高导磁率合金
🗣️ 情景例句
Yeah, we caught lots of them. Look!
当然 我们抓到不少鱼。看！
An hour in the morning is worth two in the evening.
一日之计在于晨。
Zhang Jun did best of all.
张军在三人中跳得最高。