cross-border russian

• пересе́чь

  to cross, to traverse, to go across

  to cross (a border)

  to intersect, to cut across

• челно́чный

  shuttle, back-and-forth

  shuttle-trading, of a cross-border trader

  shuttle (of a loom)

Examples

• Том не мо́жет пересе́чь грани́цу.

  Tom can't cross the border.

• Граница, разлучающая друзей, стала непреодолимой.

  The border separating the friends became impossible to cross.