名词
中文翻译：堆积式枪械
同义词：
['built-up weapon', 'built-up firearm']
例句：
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1.The police were called to the scene after a built-up gun was discharged.
警方被叫到现场，因为有人发射了一支堆积式枪械。
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2. The soldier had to disarm himself before he could be allowed to enter the building.
士兵在进入大楼前必须先解除武装。
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3. The military expert explained that the built-up gun was a highly effective weapon in modern warfare.
军事专家解释说，堆积式枪械是现代战争中非常有效的武器。