local exchange center

例句：

1. 1. Thelocal exchange center is located in the heartof the city.
   这个地方交换中心位于市中心。
2. 2. The local exchange center provides a convenientway for people to exchange information.
   地方交换中心为人们提供了一种方便的信息交流方式。
3. 3. The local exchange center is staffedby knowledgeable volunteers who are always ready toassist visitors.
   地方交换中心由知识渊博的志愿者组成，他们总是随时准备帮助游客。