名词
中文翻译：Unknown
同义词：
['gunpowder', 'artillery', 'cannon']
例句：
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1. The soldiers were armed with a firing weapon.
士兵们配备了发射武器。
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2. The artillery was used to destroy the enemy's position.
大炮被用来摧毁敌人的阵地。
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3. Cannon fire is heard from the battlefield.
从战场可以听到大炮的轰鸣声。