范德格拉夫 fàndégélāfū Van de Graaff Definitions Defs Origin Strokes Stroke Words Sentences Sents 范德格拉夫起电机 fàndégélāfūqǐdiànjī Van de Graaff generator Van de Graaff generator; an electrostatic generator that uses a moving belt to accumulate very high voltages
