缺电英语怎么说

This appliance can't work without electricity.这就是说，没有电流，电器不能运行。

The battery is out.

power off

power off是关机的意思,没电了应该是out of battery

almost run out of batteryMy cell phone almost ran out of battery. 我的手机快要没电了.(手机电快要用完了)或者可以是... is almost out of battery.My cell phone is almost out of battery. 我的手机快要没电了.