名词

1. （挂在舞台后部的）彩画幕布，背景幕布
A backdrop is a large piece of cloth, often with scenery painted on it, that is hung at the back of a stage while a play is being performed.

2. （实物或景象的）背景，衬托
The backdrop to an object or a scene is what you see behind it.

3. （事件的）背景
The backdrop to an event is the general situation in which it happens.

1. scenery hung at back of stage

Synonym: backgroundbackcloth