Magnetoflex
铜镍铁永磁合金
🗣️ 情景例句
I appreciate your help very much.
我非常感激你的帮助。
Please call me if you have any problems.
如果你有难题，就请打电话给我吧。
The action he takes varies according to the nature of the complaint.
司法特员采取的行动因意见的性质不同而有所不同。