carrier wire

例句：

1. 1. The engineers used a carrier wire to connect the two pieces of equipment together.
   工程师们使用一根传输线将两台设备连接起来。
2. 2. The new phone uses a carrier wire to transmit data over long distances.
   这款新手机通过传输线在长距离上传输数据。
3. 3.The electrical engineer designed a carrier wire that could withstand high voltage.
   这位电气工程师设计了一根能够承受高电压的传输线。