n.大炮；机关炮；榴弹炮；加农炮vi.与…猛撞；开炮；vt.炮轰； 变形： 复数：cannonscannon过去式：cannoned过去分词：cannoned现在分词：cannoning第三人称单数：cannons 双语释义：n.(名词)[C]大炮; 加农炮; 机关枪 a large powerful gun, often fixed to the ground or onto a two-wheeled carriage or, in modern times, fixed to aircraft英英释