复制alan@workstation1:~$ sudo getent passwd carl sarah[sudo] password for alan:carl:x:1020:1020:Carl,何使
,,:/home/carl:/bin/bashsarah:x:1021:1021:Sarah,,,:/home/sarah:/bin/bashalan@workstation1:~$ sudo getent hosts127.0.0.1 localhost127.0.1.1 workstation1.mydatacenter.net workstation110.10.1.5 tree.mydatacenter.net tree1.2.3.4.5.6.7.8.9.
