刚才林先生已经讲了很多关于云计算，我自己的理解，实际上云计算非常像我们过去学习的哲学叫“否定之否定”。

Just now, Mr. Lin has said a lot about cloud computing, my own understanding, in fact the cloud very like we used to study philosophy is called" the negation of negation".

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And the means by which I connect to the so called cloud is with a command line program or GUI program.

连接到所谓的“云“上,方法是一条命令行程序，或GUI程序。

哈佛公开课 - 计算机科学课程节选

The folder that I own on the cloud or that I own on my own Mac or my own PC apparently has two folders in it at the moment.

在“云“上属于我的文件夹，或者,我自己的Mac机，或PC机上，很明显有两个,子文件夹。

哈佛公开课 - 计算机科学课程节选

But just realize as a teaser coming for problem set 1 will be instructions on how to activate your so called cloud account and it's on the CS50 cloud that you'll be writing your programs, compiling your programs, testing your programs, running your websites ultimately.

如果大家觉得难的话,习题集1上有一些说明，教你如何,激活你的云账户,因为你们只有在CS50云上才能编写程序，编译，检测，并最终运行。

哈佛公开课 - 计算机科学课程节选