complex interchange

例句：

1. 1. The company's complex interchange system is highly efficient.
   公司的复杂交换系统非常高效。
2. 2. During the exchange, they discussed the complex issues at hand.
   在交流期间，他们讨论了眼前的复杂问题。
3. 3. The new policy aims to simplify the complex interchange of information between different departments.
   新政策旨在简化不同部门间信息的复杂交换。