coil with sliding contact

例句：

1. 1. The wire wascoiled with a sliding contact to preventshort circuits.
   电线用滑动接触方式缠绕以防止短路。
2. 2. The robot used a coil withsliding contact to move its arms.
   机器人使用一个带有滑动接触的线圈来移动其手臂。
3. 3. The cable was coiled with asliding contact to make it easier to connectand disconnect.
   电缆用滑动接触方式缠绕，以便更容易连接和断开。