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
Scientists have confirmed that the Earth is, indeed, round.
科学家证实，地球确实是圆的。
How long have you stayed there?
你在那儿住多久了？
One of the boys is English. His name is Jim.
有一个男孩是英国人，他的名字叫吉姆。