1
- a painted cloth hung at the back of a theatre stage as part of the scenery（剧院舞台上的）背景幕。
1.1
- figurative the setting or background for a scene, event, or situation〈喻〉背景：
the conference took place against a backdrop of increasing diplomatic activity.
会议是在外交活动日益频繁的背景下召开的。
(backdrops, backdropping, backdropped)with obj.
- lie behind or beyond; serve as a background to位于…后面; 位于…远处; 做…的背景：
the rolling hills that backdropped our camp.
我们营地后面连绵起伏的丘陵。