通过铜导线的电流用英语怎么说？

通过铜导线的电流

...electric currents travelling through copper wires...

electric

adj. 电的，带电的，发电的，导电的，令人激动的，电动的；n. 电动车辆，带电体；

例句
A household radiator absorbs energy in the form of electric current and releases it in the form of heat.
家用取暖器吸收电流能量，再以热量的形式释放出来。

currents

n. 电流( current的名词复数 )，水流，流速；

例句
Under normal conditions, the ocean currents of the tropical Pacific travel from east to west...
在正常情况下，太平洋的热带洋流自东向西流。

travelling

adj. 旅行的，巡回的，旅行用的；n. 旅

例句
It is probably easier to make an analogy between the courses of the planets, and two trains travelling in the same direction.
将行星的运行比作两列火车朝同一方向行驶可能更容易些。

through

prep. 通过，穿过，经由，透过，凭借；adv. 从头到尾，彻底，自始至终；adj. （电话）接通，通话完毕，有洞的，直达的；

例句
The proposal was instantly voted through with two to one in favour, accompanied by enthusiastic applause...
在热烈的掌声中，提案以2比1的优势很快通过了表决。

copper

n. 铜，铜币，紫铜色，警察；adj. 铜制的；vt. 镀铜；

例句
Bronze is an alloy of copper and tin...
青铜是铜和锡的合金。

wires

n. 金属丝( wire的名词复数 )，电线，电报，金属丝编制的栏栅；

例句
The wires do not have a large enough surface to catalyse a big explosion.
这些导线覆盖的面积不够大，不足以引发大爆炸。