stereophonic broadcast

例句：

1. 1. The movie was broadcast in both stereo and mono channels.
   这部电影在立体声和单声道频道上播出。
2. 2.She listened to the music with a stereo headphones.
   她用立体声耳机听音乐。
3. 3. The concert hall had stereo speakers installed for better sound quality.
   音乐会厅安装了立体声扬声器，以获得更好的音质。