通过积累大量电荷产生强电压的多种装置，包括起电盘，文兹荷斯特静电产生器，尤指范德·格拉夫发电机。
Any of various devices, including the electrophorus, the Wimshurst machine, and especially the Van DE Graaff generator, that generate high voltages by accumulating large quantities of electric charge.
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