Voltage
01
电压, 伏特数
total potential energy provided by a power source
例子
This power outlet delivers 120V, but your device needs 240V.
这个电源插座提供120V，但您的设备需要240V。
The dying battery's voltage dropped from 9V to 6V.
垂死电池的电压从9V降至6V。
02
电压, 伏特数
the measure of electric potential difference between two points in a circuit, expressed in volts
例子
Measure the voltage between the two ends of the resistor.
测量电阻两端之间的电压。
The voltage across the capacitor peaked at 5V.
电容器两端的电压在5V时达到峰值。
