selenga river
selenga河
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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。
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