| 单词 | 电刷 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔brush〕A sliding connection completing a circuit between a fixed and a moving conductor.电刷：连接一个固定的导体和移动的导体，使电路通畅的滑动物体美国传统〔slip ring〕A metal ring mounted on a rotating part of a machine to provide a continuous electrical connection through brushes on stationary contacts.滑环：装在机器旋转部件上的金属环，通过电刷与静止点的接触而提供连续的电流美国传统〔wiper〕Electricity A movable electrical contact, as in a rheostat.【电学】 接触电刷：变阻器等内部的活动电接触器美国传统 |
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