ring channel

例句：

1. 1. The ring channel is a crucial part of the communication system.
   环路通道是通信系统的重要组成部分。
2. 2.The engineers designed a new ring channel to improve efficiency.
   工程师们设计了一个新的环路通道来提高效率。
3. 3. The ring channel is used for transmitting data between two computers.
   环路通道用于在两台计算机之间传输数据。