这个游戏的背景音乐非常震撼。

The ___soundtrack of this game is incredibly epic.

这部电影的原声带包含了许多令人难忘的歌曲。

The ___soundtrack of this movie includes many unforgettable songs.

这家书店每天播放古典音乐作为背景音乐。

This bookstore plays classical music as its daily ___soundtrack.