sob river造句

• The route ran from the Pechora, which connects to other rivers in northern Russia, up the Usa, across the low Kamen Portage and down the Sob River to Ob River where there were customhouses at the Sob barrier and Obdorsk.
• From the northern east-west route up the west-flowing part of the Pechora River, up the Usa River, over the easy Kamen portage of the Urals and down the short Sob River to the lower Ob River . 2.