| 单词 | water dropper |
| 释义 | water dropper [`wȯd·ǝr ´dräp·ǝr] ELECTRICITY A simple electrostatic generator in which each of two series of water drops falls through cylindrical metal cans into lower cans with funnels, and the cans are electrically connected in such a way that charge accumulates on them, energy being supplied by the gravitational force on the water drops. |
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