供参考

http://ks.cn.yahoo.com/question/1407020200388.html

sophisticated用于形容人的时候，表示有品味有韵味，如：sophisticated woman. 查相关英文的语料库，该词用来形容城市的例句有：
1.It was an amazingly dense and sophisticated city at this time; in one square inch, there was more than in whole blocks of, say, New York.
2.For all its humiliating decline, Khan still saw Delhi as a vibrant and sophisticated city, full of glamour and intrigue; the beauty of its palaces and shrines, he thought, was rivalled only by the strangeness of the city's society and its dazzling complement of poets, dancers and mystics.
因此，根据该词的内涵，”底蕴丰富“或许是一个比较恰当的翻译。

This word must be translated into different Chinese words (adjectives) when it is used to modify different objects. For instance, the first three adjectives are used mostly to describe people, human behavior and work in social settings. The last three are used to describe machinary, devices, etc.