它们通过对在半导体的两表层上通上电流后运行，这样既形成连续不断的电子也释放了光形式的电能。
They work by applying a current to two layers of semiconductor, which creates a flow of electrons and releases energy in the form of light.
它们通过对在半导体的两表层上通上电流后运行，这样既形成连续不断的电子也释放了光形式的电能。
They work by applying a current to two layers of semiconductor, which creates a flow of electrons and releases energy in the form of light.
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