度量空间

例句：

1. 1. In topology, a metric space is a set equipped with a distance function that measures the distance between points in the space.
   在拓扑学中，度量空间是一个配备了距离函数的集合，用于测量空间中两点之间的距离。
2. 2. The metric space is used to measure the distance of objects in a three-dimensional space.
   度量空间用于测量三维空间中物体的距离。
3. 3. In mathematics, a metric space is a generalization of a topological space, where thedistance between two points can be measured using a metric function.
   在数学中，度量空间是拓扑空间的一个推广，其中两个点之间的距离可以使用一个度量函数来测量。