noun
cavalry; cavalryman; trooper
Refers to mounted soldiers or the military unit as a whole. In modern contexts, often historical or used in military terminology.
中世の戦いでは騎兵が重要な役割を果たした。
Cavalry played an important role in medieval battles.
彼は騎兵として戦場に赴いた。
He went to the battlefield as a cavalryman.