不可否认的

There is no gainsaying his honesty.

他的诚是可否认的。

First, he exposes in a bold way the real existence of American black people, including their undeniable racial identity, praise-worthy beauty and unescapable defects.

首先他大胆地展示黑人民族的在：他们有着可否认的种族份，有着值得颂扬的美，也有着避的弱点。