There are unconquerable difficulties as to how to explain those raw materials of prehistoric archaeology in the respect of the theory, of the background, and of the ways of thinking.

如何解释史前考古原物材料，从理论到背景到思维都有难克服的困难。

youdao

There are unconquerable difficulties as to how to explain those raw materials of prehistoric archaeology in the respect of the theory, of the background, and of the ways of thinking.

如何解释史前考古原物材料，从理论到背景到思维都有难克服的困难。

youdao