Orthonik
[冶]镍铁磁心材料
🗣️ 情景例句
Is this your very first advanced aerobics class?
这是你第一次上有氧运动高级班吗？
His career opportunities suddenly looked brighter.
他似乎突然又有希望飞黄腾达了。
Industrialized farming methods produce cheap meat products: beef, pork and chicken.
工业化的农作方式生产出廉价的肉类制品——牛肉、猪肉和鸡肉。