1. 电位器：potential current transformer 电压电流互感器 | potential device 电位器 | potential difference 电位差
2. 变压装置：potential circuit; pressure circuit 电压电路 | potential device 变压装置 | potential difference 电位差;电势差;电势能
1. Now, schools across the United States are targeting digital media players as a potential cheating device.