复数： cathodes

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The cathode is lead and the anode is copper .

电池的阴极为铅，阳极为铜。

The kit comes with an anode a cathode and an led light .

这种套装电池包括一根阳极、一根阴极和一颗led灯。

When a battery charges , energy moves between its cathode and anode .

电池充电时，能量从阴极移至阳极。

Each contains two electrodes ( an anode and a cathode ) immersed in an electrolyte .

电池里有两个浸泡在电解质液中的两个电极（阳极和阴极）。

Other scientists had proposed that cathode rays were composed of particles and had attempted to establish their relative mass and charge .

其他科学家也提出说阴极射线是由粒子组成，他们也试图测量过相对质量和电荷。