On one wall there is a bookcase that reaches up to the celling.
在一面墙上有一个书架一直伸至天花板处。
Fire resistance material and other decoration materials, such as suspended celling, clapboard and deadening, etc.
防火和各种装饰材料，如吊顶、隔板和隔音材料等。
Fire resistance material and other decoration materials, such as suspended celling, clapboard and deadening, etc.
防火和各种装饰材料，如吊顶、隔板和隔音材料等。
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