【翻译-汉译英练习】
户外广告是现代城市景观中不可或缺的部分，反映着城市的繁荣程度，文化特色和品位。企业热切地希望通过户外广告不断提升形象，传播商业信息。各级政府也希望通过它树立城市形象，美化(beautify)城市。户外广告将会有广阔的市场，同时也对其提出了更高的要求。随着现代科学技术的迅猛发展，户外广告开始采用新材料、新技术、新设备。户外LED媒体是一种能够显示文字、图像、二维或三维(three-dimensional)动画等内容的显示媒体，它的产生开创了户外媒体的新时代。



  As an essential part of the modern urban landscape, outdoor advertising reflects a city’s prosperity, cultural features and taste. Enterprises are keen to improve their images constantly and spread commercial information via outdoor advertising. By it, the governments of all levels hope to build city image and beautify the city. There will be a huge market for outdoor advertising on which stricter requirements will be imposed meanwhile. With the rapid development of the modern science and technology, the outdoor advertising has started to adopt new material, technology and equipment. The emergence of the outdoor LED media, as a display medium which can display contents such as text, image, two-dimensional or three-dimensional animations, has opened up a new era of outdoor media.