提起窗户,无人不晓。漫步于高楼林立的大街,你会看到一扇扇明亮宽敞的玻璃窗:步入北京四合院,你可以欣赏传统精美的花格窗;走在南国乡间小道,木制推拉窗立即映入你的限帘……。窗户是房屋的眼睛,是房屋不可缺少的部分。原始的窗户仅是在墙上挖个洞而已;后来发明了纸张,便出现了纸糊的窗户;而玻璃的问世又引起了窗户的更大变革,形形色色的玻璃窗的设计与建造,使人虽居住在房屋里,却能看到户外的景象。然而,窗户的发展并没有终止,人们继续在对它进行广泛的 No one knows when it comes to windows. Take a walk through the streets of high-rise buildings, you will see a bright and spacious glass windows: Step into the Beijing courtyard, you can admire the traditional fine lattice window; walk in the southern country lane, wooden sliding window immediately into your Limited curtains.... The windows are the eyes of the house and are an indispensable part of the house. The original windows were only digging a hole in the wall; when the paper was invented, windows of paper paste appeared; and the advent of glass caused a greater transformation of the windows. The design and construction of all kinds of glass windows made people Although living in the house, you can see the outdoors. However, the development of windows did not end and people continued to carry out extensive