PING www.51xueju.com (45.205.113.194) 56(84) bytes of data.
64 bytes from 45.205.113.194 (45.205.113.194): icmp_seq=1 ttl=121 time=148 ms
64 bytes from 45.205.113.194 (45.205.113.194): icmp_seq=2 ttl=121 time=145 ms
64 bytes from 45.205.113.194 (45.205.113.194): icmp_seq=3 ttl=121 time=145 ms

--- www.51xueju.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 145.541/146.493/148.254/1.322 ms