名词
中文翻译：螺旋柱
同义词：
['spiral shaft', "spiral staircase例句：1. The spiral column is the main support of the building's structure.（螺旋柱是建筑结构的主要支撑。）"]
例句：
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1. The spiral column is the main support of the building's structure.
螺旋柱是建筑结构的主要支撑。
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2. The spiral column is used to guide the elevator in its ascent.
螺旋柱用于引导电梯上升。
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3.The spiral column was designed to provide a comfortable and stable seating area.
螺旋柱被设计用来提供一个舒适且稳定的座椅区域。