channel process

例句：

1. 1. The TV channel is broadcasting a new show tonight.
   电视频道今晚播出一部新节目。
2. 2. The river flows through the city, providing a natural channel for transportation.
   河流流经城市，为交通提供了自然通道。
3. 3. The company uses this channel to communicate with its customers.
   该公司使用这个渠道与客户沟通。