各名称均有两个值，一个默认值和一个用户指定值。

Each name has two values, a default value and a user specified value.

youdao

示例程序有两个组件：一个内核模块和一个用户空间程序。

The sample program has two components: a kernel module and a user-space program.

youdao

大部分LUFS包括一个内核模块和一个用户空间的守护进程。

It consists of a kernel module and a user space daemon.

youdao

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

Right. Because all of us have probably bought something facebook on Amazon.com or the like, all of us have probably logged into Facebook.com, passing your credit card information over the Internet, passing your username and password over the Internet, and as you probably know, as a casual user, https denotes secure.

对的，因为我们都可能在亚马逊之类的网站上买过东西,我们都可能上过,在网络上传送你的信用卡信息,在网络上传送你的用户名和密码,你可能知道，作为一个非正式的用户，https保护安全。

哈佛公开课 - 计算机科学课程节选