词族 · rheostat
词形变化
英语词源
- rheostat (n.)
- 1843, coined by English physicist Sir Charles Wheatstone (1802-1875) from Greek rheos "a flowing, stream" (from PIE root *sreu-, see rheum) + -stat "regulating device." Related: Rheostatic.
权威例句
- 1. A variable resister is called a rheostat.
- 可以调节的电阻器叫做变阻器.
- 2. By adjusting the rheostat, one can change the current in a circuit.
- 通过拨动变阻器, 可以改变电流.
- 3. Our fan kits come with a rheostat control ( like a light dimmer ) .
- 我们生产的风机都安装有 变阻器.
- 4. Circuit 11, series - parallel circuit ( no sliding rheostat ).
- 电路11, 串并联电路图 ( 无滑动变阻器 ).
- 5. Circuit 12, slide rheostat and the use of electrical appliances in the circuit in parallel.
- 电路12, 滑动变阻器和用电器并联在电路中.