adj.圆屋顶的；半球形的；拱曲的
动词dome的过去式和过去分词形式.
An optical device designed to project images of atmospheric phenomena, such as clouds, on the inside of a dome. 气象仪将大气现象的映像，如云，投射到一个圆顶内侧的一种光学装置
A domed roof or ceiling. 穹顶一种半球形的屋顶或天花板
