対たい空くう砲ほう

noun

anti-aircraft gun; antiaircraft artillery

Refers to guns or artillery designed to shoot down aircraft. Often used in military contexts.

• 敵てっ機きを迎むかえ撃うつため、対たい空くう砲ほうが一いっ斉せいに火ひを噴ふいた。

  To intercept the enemy planes, the anti-aircraft guns opened fire all at once.