後こう方ほう連れん絡らく線せん

noun

lines of communication

Military and logistics term for supply and communication routes between a rear base and front-line forces.

• 敵てきの後こう方ほう連れん絡らく線せんを断たつことが作さく戦せんの鍵かぎだった。

  Cutting the enemy's lines of communication was the key to the operation.