空くう挺てい堡ほ

noun

airhead

Military term for an area secured by airborne troops inside enemy territory, used as a base for further operations.

• 空くう挺てい堡ほを確かく保ほした後あと、増ぞう援えん部ぶ隊たいが到とう着ちゃくした。

  After securing the airhead, reinforcements arrived.