channel address output

例句：

1. 1. The radio stationbroadcasts on multiple channels.
   这家电台通过多个频道进行广播。
2. 2. He used to workas a news reporter on several channels.
   他以前在几个频道担任过新闻记者。
3. 3. Thecompany has expanded its distribution channels.
   该公司已经扩大了其分销渠道。