leased telegraph circuit

例句：

1. 1. The company has aleased telegraph circuit that connectsto the national network.
   该公司拥有一条与国家网络连接的租赁电报线路。
2. 2. The governmenthas decided to lease a telegraph circuitfor emergency communication purposes.
   政府决定为紧急通信目的租用一条电报线路。
3. 3. The leasedtelegraph circuit is essential for maintaining communicationbetween different regions.
   租赁的电报线路对于保持不同地区之间的通信至关重要。