cored winding

例句：

1. 1. The transformer has a cored winding that helps to distribute the current evenly.
   变压器有一个绕组，有助于均匀分布电流。
2. 2. The wiring in this circuit is made of cored winding, which is more durable than copper wire.
   这个电路中的电线是由绕组制成的，比铜线更耐用。
3. 3.The cored winding is responsible for carrying the electrical energy from the mains to the outlets.
   绕组负责将电能从主电源输送到插座。