company branch telephone exchange

例句：

1. 1. The company's branch office is located in the downtown area.
   公司的分公司位于市中心。
2. 2. The telephone exchange provides a convenient way to make long-distance calls.
   电话交换局提供了一个方便的长距离通话方式。
3. 3. The branch office handles all incoming and outgoing calls for the company.
   分公司负责处理公司的所有来电和去电。