但这一想法立刻遭到否定，很大程度上是因为大草原理论在当时不容挑战。

But this was rejected out of hand, largely because the savannah theory was considered unchallengeable.

youdao

本文提出的构建思路和原理只能在一般的意义上作为一个分析的框架来使用，尽管如此，我们认为这样并没有否定本文的研究价值。

This paper proposed ideas and principles of construction of a general sense only as an analytical framework to use; however, we believe that this does not negate the value of this research.

youdao