在很多富油三角洲地区，现在已经很难区分政客，歹徒和叛军了。

In much of the Delta it has now become difficult to distinguish between politicians, gangsters and insurgents.

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而在富油三角洲地区的五六个州，问题更加尖锐。

The problem is most acute in the five or six oil-rich Delta states.

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黄河三角洲区域蕴藏着丰厚的历史文化资源，富聚着博大精深的优秀文化传统。

There are abundant historical culture resources with great tradition in the Yellow River Delta.

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