名词
中文翻译：双凸锥
同义词：
['dual cone', 'dual conical', 'dual spherical']
例句：
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1. The dual cone is a common shape in architectural design.
双锥是建筑设计中常见的形状。
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2. The dual cone is used to model the shape of a mountain range.
双锥用于模拟山脉的形状。
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3. The dual cone is also known as the "double-cone" or "dual spherical" shape.
双锥也被称为“双重锥”或“双球体”形状。