名词
中文翻译：抛物面
同义词：
['parabolic', 'hyperboloid']
例句：
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1.The paraboloid is the shape of a parabola with its vertex at the focus.
抛物面是抛物线以焦点为顶点的形状。
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2. The paraboloid is used to describe the shape of an object when it is placed in a concave surface.
抛物面用于描述物体放置在凹面上时的形状。
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3. The paraboloid is also used to describe the shape of a curved surface.
抛物面还用于描述曲面的形状。