名词
中文翻译：螺旋锥
同义词：
['spiral stave', 'spiral shaft例句：1. The spiral cone is a useful tool for grinding small stones.（螺旋锥是磨小石头的有用工具。）']
例句：
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1. The spiral cone is a useful tool for grinding small stones.
螺旋锥是磨小石头的有用工具。
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2.The spiral cone was used to extract the precious metal from the ore.
螺旋锥用于从矿石中提取珍贵的金属。
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3.The spiral cone was designed to improve the efficiency of the mining operation.
螺旋锥的设计旨在提高采矿作业的效率。