名词
中文翻译：频道
同义词：
['media', 'pathway', 'route', 'avenue']
例句：
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1.The radio station is broadcasting on the FM channel.
这个电台正在FM频道上广播。
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2.He used to travel by bus as his main mode of transportation.
他过去主要通过公交车作为交通工具。
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3. The new highway will connect two cities and serve as a major channel for traffic.
这条新高速公路将连接两个城市，并成为交通的主要通道。