跃距 meaning in English

skidistance
skip distance

The logical distance between two nodes . one hop is the distance from one node to an adjacent node
两个节点间的逻辑距离,即一个跃距为从一个节点到邻近一个节点的距离。
Replying to requests by caches as close to the user as possible improves responsiveness by reducing network hops and network latency
由靠近用户的缓存对请求作出应答，可以减少网络跃距和网络延迟，从而尽可能地提高响应能力。