multiple call processing unit

例句：

1. 1. The new system allows for the processing of multiple calls simultaneously.
   这个新系统允许同时处理多个呼叫。
2. 2. The company's new product line includes a multiplexing device for broadcasters.
   该公司的新产品线包括一个为广播公司设计的多路复用设备。
3. 3. The engineer designed a multi-functional processing unit to handle complex tasks efficiently.
   工程师设计了一个多功能处理单元，以高效地处理复杂的任务。