coupler jumper

例句：

1. 1. The engineer used a coupling toconnect the two wires together.
   工程师使用了一个耦合器将两根电线连接在一起。
2. 2. Thecircuitry in this device requires a coupler to prevent short circuits.
   这个装置中的电路需要耦合器来防止短路。
3. 3. Thejumper was used to bypass thefaulty component and restore power to thesystem.
   跳线被用来绕过故障组件，恢复系统电源。