electrode

汉语翻译：
n. 电极
【化】 电极; 焊条; 电焊条
【医】 电极英语解释：
名词 electrode:

a conductor used to make electrical contact with some part of a circuit

例句：

The electrode attached to this region.晶体管内的电子附着在晶体管这个区域的电子

An electrode used in certain electron tubes to provide secondary emission.中间极，二次发射电极一种用于一定电子管作第二次发射电极

A faint glow enveloping the high-field electrode in a corona discharge, often accompanied by streamers directed toward the low-field electrode.电晕在电晕放电中在高压电极出现的一种微弱光辉，常伴随有朝向低压电极的电流

详细解释：
e.lec.trode
n.（名词）
A solid electric conductor through which an electric current enters or leaves an electrolytic cell or other medium.
电极：一个固体电导体，电流通过它进入或离开电解电池或其它媒质
A collector or emitter of electric charge or of electric-charge carriers, as in a semiconducting device.
电极：电荷或带电荷载流子的收集体或发送体，如在一半导体装置中的