Mains power
01
市电, 电网电源
the electricity supply that is distributed to households, businesses, and other facilities through power grids and transmission lines
语法信息
有生性状态
无生命
形态构成
复合词
不可数
例子
The appliance must be connected to mains power to function.
该设备必须连接到电源才能运行。
