... blind attic 屋顶下封闭空间 blind ceiling 中间层顶板 blind door 百叶门 ...
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In the multimedia room there is an expandable shelf with a projector sliding down from the ceiling and a movable projection screen right by the window acting also as a sun blind.
在多媒体室有可扩展的架子，带有从天花板滑下的投影，还有可移动投影屏，正好在窗户旁也能充当窗帘。
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