这个 RA 可以注册用户并管理证书请求，而不需要直接访问证明者 ID 和口令。

This RA can register users and manage certificate requests without having direct access to the certifier ID and password.

youdao

他们要么更好地监控自己的网站，以免儿童过早注册，要么调整自己的网站，以适应年轻用户的需求。

They should either monitor their websites better so that children do not sign up too early, or they should adjust their websites to the needs of younger users.

youdao

用户需要查明某个域名是已经被注册过还是仍然可用。

Users need to find out if a domain name is already registered or is still available.

《柯林斯英汉双解大词典》

So what you'll see in problem set 0 or problem set 1 is that you'll soon have access to what we call the CS50 cloud which is a bunch of servers that live on campus and on which you will all have a username and password.

所以你在习题集0或习题集1上看到的,访问“CS50云“,就是一些校园服务器,你可以注册一个用户名和密码。

哈佛公开课 - 计算机科学课程节选