proper hypersphere

例句：

1. 1.The proper hypersphere is a mathematical concept that describes the shape of space around a point.
   适当的超球面是描述空间中某一点周围形状的数学概念。
2. 2. In physics, the proper hypersphere is used to describe the volume and shape of a sphere in three-dimensional space.
   在物理学中，适当的超球面用来描述三维空间中球体的体积和形状。
3. 3. The proper hypersphere is an important tool for studying the behavior of particles in quantum mechanics.
   适当的超球面是研究量子力学中粒子行为的一个重要的工具。