焦しょう土ど戦せん術じゅつ

noun

scorched-earth strategy; scorched-earth tactics

A military strategy of destroying anything that might be useful to the enemy while advancing through or withdrawing from an area.

• 撤てっ退たいする軍ぐん隊たいは焦しょう土ど戦せん術じゅつをとった。

  The retreating army adopted a scorched-earth strategy.