柯林斯词典air rifle (air rifles) 1. N-COUNT An air rifle is a rifle that is fired by means of air pressure. 氣步槍 返回 air rifle剑桥词典a gun with a long barrel (= part shaped like a tube ) that is fired from the shoulder and uses air pressure to fire a pellet (= small metal ball ) 氣步槍 比較airgun 返回 air rifle