英语翻译：西安位于中国西北部，有3000多年历史，13个朝代在此建都，占地9983平方千米，人口846.8万。

急！

Xi'an is located/situated(2选1) in northwestern China with a history of more than 3,000 years. Thirteen feudal dynasties once set their capitals here. It covers 9,983 square kilometers in area with a population of 846.8 million.

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xi'an is located in the northwest of china, has 3000 years of history,13 dynasties in this capital, covers an area of 9983 square kilometers, population 8468000.

Xi'an which is located in northwestern China has more than 3,000 years history.Thirteen dynasties established their capitals here.It covers 9,983 squaer kilometers,taking a population of 846.8 million.

Xi'an which city with 3000 years of histroy, is located in northwest of China. 13 dynasties had ever established their capitals here. It covers an area of 9983 square kilometers. Its number of population is 8.468 million.