They were first active in the Selenga and Orkhon river basins, and later moved to the north of the Tura river.

最初活动于色楞格河和鄂尔浑河流域，后迁居土拉河北。

youdao

They were first active in the Selenga and Orkhon river basins, and later moved to the north of the Tura river.

最初活动于色楞格河和鄂尔浑河流域，后迁居土拉河北。

youdao