coulisse

名词 coulisse:

1. a flat situated in the wings
   同义词：wing flat
2. a timber member grooved to take a sliding panel

cou.lisse

n.（名词）
A grooved timber in which something slides.
滑缝，滑槽：带有沟槽的木块，可以使东西滑过

One of the side scenes of the stage in a theater.
附台，副台：剧院中舞台的侧面布景之一
The space between the side scenes.
布景空间：舞台侧面布景之间的空间
A backstage area in a theater.
后台：戏院的后台

来源：
French
法语
from Old French (porte) couleice [sliding door] * see portcullis
源自 古法语 (porte) couleice [后门] *参见 portcullis