不及物动词

名词

1. 前奏；序幕；开端
You can describe an event as a prelude to a more important event when it happens before it and acts as an introduction to it.

2. 序曲；前奏曲
A prelude is a short piece of music for the piano or organ.

1. music that precedes a fugue or introduces an act in an opera

2. something that serves as a preceding event or introduces what follows

e.g. training is a necessary preliminary to employment
drinks were the overture to dinner

Synonym: preliminaryoverture