底色,是事物的本色,是变化的起点。对于一座城市而言,它应该是一种凝固的精神,一种文化底蕴的再现。正如开放兼容的盛唐气象构成了长安城的底色,昂扬进取的斗士精神构成了罗马城的底色,一座有着自己底色的城市,才能承载文明的厚重。可叹的是,在商品化浪潮席卷全球的今日,有些城市为了眼前的利益,将底色淹没在城市演变的洪流中。梁思成曾经慷慨悲呼:“拆掉北京一座墙,等于剥掉我一层皮。”他的悲呼却无法阻止古 Background color, is the true nature of things, is the starting point for change. For a city, it should be a solidified spirit, a reproduction of cultural heritage. Just as the open and compatible Tang Dynasty weather constitutes the background of Chang’an City, the high-spirited fighter spirit constitutes the background of the city of Rome, a city with its background color can carry the weight of civilization. What is lamentable is that in today’s global commercialization wave, some cities in the immediate interests, the background color will be flooded in the torrent of urban evolution. Liang Sicheng once said generously: “Demolishing a wall in Beijing is equal to stripping me of a layer of skin.” "His compassion can not stop the ancient