名词
中文翻译：Unknown
同义词：
['gun', 'rifle', 'shotgun', 'cannon', 'gunpowder']
例句：
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1. The soldier was armed with a gun and ready to defend his country.
士兵带着枪准备保卫他的国家。
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2. The hunter used a shotgun to hunt for game.
猎人用猎枪狩猎。
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3. The cannon fired a salvo of artillery shells at the enemy.
大炮向敌人发射了一连串的炮弹。