With the city's rapid development and gradual improvement of road infrastructure, urban traffic density increased year by year, the noise pollution of road traffic has become increasingly serious.

随着城市的飞速发展和道路基础设施的逐步改善，城市交通密度也逐年增加，交通噪声污染情况越来越严重。

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With the development of city and improvement of road infrastructure, urban elevated road becomes the important way of interurban traffic.

随着城市的飞速发展和道路基础设施的改善，建设城市高架道路已成为国内外城市解决城市交通的重要手段。

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The carriageway is part of a three-phase development to improve road infrastructure in the east end of the city.

BBC: New ?25m Clyde Gateway road opens in Glasgow

Leading his party's debate in the chamber, Mr Davies called on the development of a transport infrastructure and specifically the improvement of the road between Cardiff and the airport to attract more air passengers.

BBC: Welsh Conservatives debate