As for the promoting role or hindering role in economic and cultural exchanges given by Talas Campaign, it needs analysis in detail, and not to be lumped together.

至于怛罗斯战役促进了唐和阿拉伯之间的经济文化交流还是阻碍了两大帝国间的交流，尚需具体分析，不能一概而论。

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See a book want to be given priority to in order to understand, need not pester at detail, make number in the intellectual spot place that does not know.

看书要以理解为主，不必纠缠于细节，并在不懂的知识点处做上标记。

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