名词
中文翻译：围攻用的炮
同义词：
['siege artillery', 'siege weapon例句：1. The city was under siege for weeks until the besiegers were forced to retreat.（这座城市被围困了几周，直到围攻者被迫撤退。）2. The soldiers used a siege gun to blast through the walls of the castle.（士兵们使用攻城炮炸开了城堡的墙壁。）']
例句：
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1. The city was under siege for weeks until the besiegers were forced to retreat.
这座城市被围困了几周，直到围攻者被迫撤退。
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2. The soldiers used a siege gun to blast through the walls of the castle.
士兵们使用攻城炮炸开了城堡的墙壁。
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3.In ancient times, siege guns were often used as weapons of war.
在古代，攻城炮常常作为战争武器。