| 单词 | van de Graaff generator |
| 释义 | van de Graaff generator n. Electr. a machine devised to generate electrostatic charge by means of a vertical endless belt collecting charge from a voltage source and transferring it to a large insulated metal dome, where a high voltage is produced. Etymology: R. J. van de Graaff, US physicist d. 1967 |
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