名词
中文翻译：球面几何学
同义词：
['spherical geometry', 'spherical geometry', 'spherical geometry', 'spherical geometry']
例句：
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1. The study of spherical geometry is crucial in understanding the structure of planets.
研究球面几何学对于理解行星的结构至关重要。
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2.Spherical geometry is used to model the shape of celestial bodies.
球面几何学用于模拟天体的形状。
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3.In spherical geometry, the distance between two points on a sphere is calculated using the formula: r = √((x1-x2)² + (y1-y2)² + (z1-z2)²).
在球面几何学中，计算球面上两点之间的距离使用公式：r = √((x1-x2)² + (y1-y2)² + (z1-z2)²