potentiometer
US /pə.ten.ʃiˈɑː.mə.t̬ɚ/
UK /pə.ten.ʃiˈɒm.ɪ.tər/
名词
电位计, 可变电阻器
an instrument for measuring an electromotive force by balancing it against the potential difference produced by the flow of a known current through a known variable resistance.
示例:
•
The technician used a potentiometer to precisely measure the voltage.
技术人员使用电位计精确测量电压。
•
A potentiometer can be used to control the volume of an audio device.
电位计可用于控制音频设备的音量。