The wiring in a building or machine is the system of wires that supply electricity to the different parts of it. 供电线路
noun [专属名词] [电]接线,架线;线路;金属线缝术
Faulty wiring is the major cause of house fires. 错误的供电线路是房屋火灾的主要原因。
verb [vt. 及物动词] 装电线(wire 的现在分词)
We had to strip out all the old wiring and start again. 我们不得不将原有的线路全部拆除,从头再来。