臼炮

雷似的枪炮声爆炸声慢慢地停了，臼炮沉默了。

The thunder of the guns gradually ceased , the mortars were silent .

臼炮由铜或铁铸造而成，发射石球粉碎敌人的防御。

Forged from bronze or iron , and designed to fire stone balls to crumble enemy defences .

英国舰队有六艘战船，配备的武器多是大炮；美国舰队则有九艘战船，武器以射程较短的臼炮为主。

The British fleet consisted of six ships armed mostly with cannons , while the US fleet comprised nine ships armed primarily with carronades .

最早的攻城火器，臼炮是14世纪早期由中国和西欧发明，并于14世纪晚期传播到世界的其他地方。

The first primitive gunpowder siege artillery , bombards were created in China and Western Europe in the early14th century and spread to the rest of the world by the late14th century .

装备了巨大的轮子底盘和加长炮管，加农炮远远超过它的前辈臼炮。必须充分肯定轮作草场在管理方面有较大的灵活性。

Mounted on a large wheeled chassis and featuring a longer improved barrel , the cannon was far superior to the bombards that preceded it . It must be said in favour of leys that they give much more flexibility in grass land management .