n.聲道；電影配樂；電影原聲帶
Music is the soundtrack of your life. 音樂是你的生命聲道。
Yon have to synchronize the soundtrack with the film. 你必須使電影畫面與聲道同步。
The film had an exciting soundtrack. 這部電影有一種令人興奮刺激的背景音樂。
