rheostat
US /ˈriː.oʊ.stæt/
UK /ˈriː.ə.stæt/
名词
变阻器
an electrical resistor that can be varied by turning a knob or screw, used to control the current in a circuit
示例:
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The technician adjusted the rheostat to dim the lights.
技术人员调整了变阻器以调暗灯光。
•
A rheostat is commonly used in applications requiring variable resistance.
变阻器常用于需要可变电阻的应用中。