求翻译：位于常州市武进区的淹城遗址是东周时期的城址，早在20世纪30年代的时候就受到世人的关注，淹城遗址是中国文化的财富，不仅仅是有着悠久的历史，更因为淹城遗址所展现的那种形式的古城在古时候的中国很少见，所以国家把淹城遗址列为全国重点文物保护单位。淹城遗址建于春秋晚期，也是中国同时期保存最为完好的一处遗址。到淹城遗址旅游，淹城遗址是一处完整的城池，淹城遗址由子城、内城、外城所组成，每一城都有自己的河，河的作用是保护城池。其中的子城和内城都呈方形分布。到淹城遗址旅游，淹城遗址所出土的文物堪比“国宝”，挖掘出来的独木舟距今已有2800多年的历史。是什么意思？

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Is located in Changzhou wujin district of Yancheng site is a legendary periods, as early as the 1930s by people all over the world for the time, Yancheng site is concerned about China's cultural wealth, not only the one that has a long history, and even more, because Yancheng site as shown in the fo

Flooded city site is located in town, wujin district, Changzhou City, during the Eastern Zhou dynasty site of, as early as in the 1930 of the 20th century, when it attracted world attention, flooded city of China's cultural wealth, not only has a long history but also because of flooded city showing