Alnic
铁镍铝系磁(铁)合金
🗣️ 情景例句
We've known each other since we were children.
我们从小就认识。
Archeologists still can only surmise as to the origin of Man.
考古学家们对于人类的起源依然无法推测。
Good morning, teacher.
老师早上好！