backdrop

US /ˈbæk.drɑːp/
UK /ˈbæk.drɑːp/
"backdrop" picture
1.

背景幕, 布景

a painted cloth hung at the back of a theater stage as part of the scenery

:
The play used a beautiful hand-painted backdrop of a forest.
这部剧使用了手绘的精美森林背景幕
The photographer set up a plain white backdrop for the portraits.
摄影师为肖像照设置了一个纯白色的背景布
2.

背景, 大环境

the setting or background for a scene, event, or situation

:
The mountains provided a stunning backdrop for the wedding photos.
群山为婚礼照片提供了绝美的背景
The economic crisis formed the backdrop to the political discussions.
经济危机构成了政治讨论的背景