This notation gives you everything you need to know about the system.

这种记号可以提供给你,关于这个系统的所有你需要知道的信息。

麻省理工公开课 - 热力学与动力学课程节选

and they kind of send all the information to the universities for you and,

它们给你提供这些大学的所有信息，

关于大学申请 - SpeakingMax英语口语达人

But notice what this does. The first thing it does is, it says, let's check and make sure x is greater than or equal to 0. If it isn't, notice what's going to happen. None of that block is going to get executed, and it's going to come down here and print out a useful piece of information, which says, hey, you gave me a negative number. I don't know how to do this.

做的是和以前一样的事情,但是注释它做了什么，第一件做的事情就是,程序说，要去检查并且确信x是大于等于0的，如果不是的话，请注意会发生什么,下面的代码都不会被执行,程序会到这里来然后显示一些有用的信息,信息会说，嘿，你给了我一个负数,我不知道该怎么弄这个了。

麻省理工公开课 - 计算机科学及编程导论课程节选

So, sorry I don't know that much about this event for you.

很抱歉我不能给你提供这次活动的信息。

关于世界地球日 - SpeakingMax英语口语达人