尼罗河谷地的新石器时代文化遗址中发现了大量石刀、石簇、石斧、石镰等等。

A lot of stone knives, clusters, axes, sickles have been unearthed in the cultural relics of Neolithic age in the Nile River valley.

youdao

我只是增加了一个网，以石叶簇和再制造的所有步骤。

I just added a leaf mesh to the stone cluster and re-made all the steps.

youdao

我只是增加了一个网，以石叶簇和再制造的所有步骤。

I just added a leaf mesh to the stone cluster and re-made all the steps.

youdao