例句與造句

1. for ionic materials a net motion of charged ions is possible that produces a current; such is termed ionic conduction
   對于離子型材料來說，帶電荷離子的凈運(yùn)動可以產(chǎn)生電流，這被稱為離子導(dǎo)電。
2. It's difficult to find net motion in a sentence. 用net motion造句挺難的