何为窗?《说文·穴部》:“在墙曰牖,在屋曰窗。”《辞海》释为“设在房屋、车船等的顶上或壁上用以透光通风的口子,一般装有窗扇。古时仅指天窗。”时至今日,窗也和其它事物一样在发展着、变化着:位置在变,窗从屋顶、墙壁向四处扩展,连汽车、火车、飞机都无不有窗;材质在变,窗 “What is the window?” Said the Department of Cave “:” said on the wall 牖, in the house said the window. “” Cihai “interpreted as” on the roof of houses, In the old days it was just a skylight. "Today’s windows are like other things that are evolving and changing: the location is changing, the windows expand from the roof to the walls, and even cars, trains and airplanes There are windows; the material is changing, the window