cable telephony

• 电缆电话

cable telephony的用法和样例：

例句

1. A telephone submarine cable is laid across the English Channel.
   一条电话海底电缆横穿英吉利海峡。
2. Speaker cable is used for the connection of each station and speakers.
   扬声器电缆是各电话站与扬声器间连接的材料。