通常，在光伏芯片中，被光子激发的电子，在导电材料内部电场的作用下，通过导线定向移动。
Normally, in a photovoltaic cell, electrons knocked free by photons are then carried away by an electric field within the photovoltaic material to a contact wire.
总线提供了一种常见的互连系统，它由一组导线或电路组成，在计算机的内部组成部分之间协调和移动信息。
A bus provides a common interconnected system composed of a group of wires or circuitry that coordinates and moves information between the internal parts of a computer.
这些净电荷并不分布在均匀导线或负载的内部，只分布在导体或负载的表面、两种导体的交界面处或不均匀导体的内部。
The net charges are not distributed inside the uniform conducting wire or load and they are only distributed on the surface of con- ductor or load, on the interface of…
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