| 单词 | Van de Graaff generator | 
| 释义 | Van de Graaff generator [`van dǝ ´graf ´jen·ǝ´rād·ǝr]  ELECTRONICS A high-voltage electrostatic generator in which electrical charge is carried from ground to a high-voltage terminal by means of an insulating belt and is discharged onto a large, hollow metal electrode.  | 
	
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