名词
中文翻译：四边形框架
同义词：
['quadrilateral frame', 'quadrilateral frame']
例句：
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1. The architectdesigned a quadrangle frame for the new building.
建筑师为新建筑设计了一个四边形框架。
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2. The quadrangle frame is used to support the roof of the building.
四边形框架用于支撑建筑物的屋顶。
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3. The construction workers were busy installing the quadrangle frame in the factory.
施工工人忙于在工厂安装四边形框架。