戦せん闘とう正しょう面めん幅はば

noun

frontage; width of a battle front

Military term referring to the linear extent of a unit's front line or the width of a defensive position.

• その大だい隊たいの戦せん闘とう正しょう面めん幅はばは約やく500メートルだった。

  The battalion's frontage was about 500 meters.