Its galleys could have penetrated up the rivers to the heart of Russia.

它的大木船溯河而上可以深入俄罗斯的腹地。

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Heixiazi island is a sedimentary island at the confluence of the Ussuri and Heilongjiang rivers, along the border between China and Russia.

地处中俄边界的黑瞎子岛位于乌苏里江和黑龙江交界处，是一个冲积岛。

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Konyukhov counters that until now, the only reason Russia's rivers have not received investment is due to the lack of a grassroots, domestic sailing culture.

CNN: Lifting the Iron Curtain on Russia's rivers