one way channel

例句：

1. 1. The oneway channel is essential for emergency communication.
   单向通道对于紧急通信至关重要。
2. 2. The companyuses a one way channelto communicate with its customers.
   该公司使用单向通道与客户沟通。
3. 3. The one waychannel is used to transmit signals from onelocation to another.
   单向通道用于从一个位置向另一个位置传输信号。