For each request sent, the tracker returns random peers at a limited number. For instance, if there are 1000 peers in the swarm and the tracker sends only 20 peers for each request, there must be at least 50 requests sent to know every peer in the swarm
跟踪器tracker 返回有限数量的随机对等点用户。例如,如果用户群中有 1000 个对等点,并且跟踪器用户,并且 tracker 对每个请求只发送 20个对等点个用户,那么必须至少发送 50 个请求来认识群才能知道群体中的每个对等点用户