然而，电池表面的自由电子无法通过这种方式成为电流传出。
The electrons knocked free at the surface of the cell, however, were not being carried away in this manner.
通过电池暴露在空气中的表面所吸入的氧气在碳孔中进行反应为电池放电。
The oxygen, which will be drawn in through a surface of the battery exposed to air, reacts within the pores of the carbon to discharge the battery.
Kamat博士及其团队的实验电池以硫化镉(cadmium sulphide)、氧化锌(zinc oxide)、氧化钛(titanium dioxide)为原材料，他们在电池的表面覆盖碳纳米管，使得表面突起的那些“管子”看似头发丝。
Dr Kamat and his team covered the surface of an experimental cell made of cadmium sulphide, zinc oxide and titanium dioxide with nanotubes, so that the tubes stuck up from the surface like hairs.
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