Hiperco
一种高导磁率与高饱和磁通密度的磁性合金, 海波科高导磁率铁钴合金
🗣️ 情景例句
You must be very popular.
你一定很受欢迎。
Speech is silver (or silvern), silence is golden.
雄辩是银，沈默是金。
Who was second? Who was third?
谁是第二？谁是第三？