ゲリラ戦せんゲリラせんMeanings1nounguerrilla warfareRefers to irregular military tactics by small, mobile groups, often against a larger conventional force.ゲリラ戦せんは正せい規き軍ぐんにとって大おおきな脅きょう威いとなる。Guerrilla warfare poses a major threat to regular forces.
