country telephone exchange

• 县电话局

country telephone exchange的用法和样例：

例句

1. The telephone station was put out of commission by the storm.
   暴风雨使电话局的工作中断了。
2. Operators working in the exchange made all the connections between callers by hand.
   互通电话人之间的接线工作全部由电话局里的话务员操作。