序曲

1.The prelude to the musical composition is very long.

这首乐序很长。

2.The opera was preceded by a short overture.

这部歌剧开始前有一段简短序。

3.Prelude in G Major.

G序。

4.The prelude was as iridescent as a prism in a morning room.

这个序就象清晨房间里一块三棱镜一样灿烂辉煌。