Megohmit
(换向器)云母片
🗣️ 情景例句
Shall I tell him you called?
我告诉他你来过电话，好吗？
I couldn't get through.
我打不通。
Instruments have been devised and can be so placed that all three elements can be recorded in different graphs.
已经设计出了一些仪器，它按照一定的安放方式就可测绘出这三种运动的曲线图。