For electric supply the use a cable or a battery so that you can freely move and if the torturer wants to torture you he sends an electric signal to the battery using a trans mitter.

• 为了供应电，采用了电线或者一个电池，所以能自由移动，并且如果折磨者想折磨你，他会利用一个传输器发送一个电子信号到电池。