这一治疗需要在内耳放置22个电极。The treatment involves the placement of twenty-two electrodes in the inner ear.电极浸没在液体中。The electrodes are immersed in liquid.每个晶体管至少有三个电极.Every transistor has at least three electrodes....

“电极”的拼音为：diàn jí...

“电极”的英语可以翻译为：electrode，pole ...