1·To install this file, you must become a superuser, make the file executable, and then execute it.
为安装这个文件，必须成为一个超级用户，让文件可执行，并随后执行该文件。
2·To wit, e-mail, remote login, and superuser privileges all require a password—preferably disparate and each difficult to guess or derive using an automated attack.
电子邮件、远程登录和超级用户特权都需要密码，这些密码最好各不相同而且难以通过自动化攻击猜测或推断出来。
3·If an operating system bug, bad disk sector, or even certain superuser errors cause corruption to a file system, using multiple volumes can limit that damage to just one volume.
如果操作系统缺陷、磁盘坏扇区或某些超级用户失误会破坏文件系统，使用多个卷可以把破坏的范围限制在一个卷。
4·System services might be owned by special users or by the superuser, root.
系统服务的所有者可能是特殊用户或超级用户root。
5·Note that the syncdb command asks you to create a superuser account.
注意，syncdb命令要求我们创建一个超级用户帐号。