桥,是一种由古老先民发明的涉水工具,在其作为建筑的功用之外,也是历史的见证者。桥的迁徙与演变记录着人类社会的发展和民族历史的流转。我出生的县城位于湘西的侗族聚居地,三面环山,由东向西步行穿越县城的主干道只需半小时左右。小时候,这座小城曾是我认知中的整个世界;当我走出小城求学后,见天地之广大,物事之纷繁,小城变得极小,不变的是它的质朴和热忱,这使小城成 The bridge, a water-wading tool invented by ancient ancestors, is also a testimony of history in addition to its function as a building. The migration and evolution of the bridge record the development of human society and the flow of national history. The county town where I was born is located in the Dong community in western Hunan. It is surrounded by mountains on three sides and is only about half an hour walk from the east to the west through the main road of the county. As a child, this town was once the whole world of my cognition; when I walked out of the town to study, I saw the vast world, numerous things, the town became minimal, the same is its simplicity and enthusiasm, which makes the town to make