crown moldings

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释义
n.顶冠饰条
(finish carpentry, interior decorating) A molding at the edge of a room between ceiling and wall.

例句
Phil : I can talk about crown moldings and recessed lighting till the cows come home.（Modern Family）
菲尔：我可以花上很长时间来谈论顶观饰条和嵌壁式灯。（摩登家庭）