telephone cable

• 电话电缆

telephone cable的用法和样例：

例句

1. Since the first transatlantic telephone cable was laid the annual total of telephone calls between UK and Canada has increased sevenfold.
   自从第一条横跨大西洋的电话电缆敷设以来，英国与加拿大之间的年通话量增加了六倍。