channel synchronization

例句：

1. 1. The news channel is broadcasting the latest weather updates.
   新闻频道正在播报最新的天气更新。
2. 2.She uses her phone as a communication channel between her friends.
   她用手机作为她和朋友之间的通讯工具。
3. 3. The company's new product launch will be streamed live on their social media channels.
   该公司的新产品发布会将在其社交媒体平台上直播。