- Here, the secret is not a number 13, it's actually the build -- the diagram, the details, the gears, and the handles inside of this physical machine that constituted a secret.

这里，机密数字不是数字13，它实际上构造了-,一个图表，这个物理装置中的细节，传动装置，操纵,就构建成了一个机密。

哈佛公开课 - 计算机科学课程节选

But in this movie, the kid gets a little secret decoder ring.

不过在这个电影中，那个小孩得到了一个小的机密解码戒指。

哈佛公开课 - 计算机科学课程节选

A public--a lot of companies don't want to be public because you can't keep secrets very well; you've got to regularly put those things up online and they're out there for everybody to see.

很多公司不愿意上市,因为这样就无法保守公司机密,你必须定期把公司信息公布到网上,让全世界都看得到

耶鲁公开课 - 金融市场课程节选

It's a secret number so that if Julius Caesar scrambled his message with the key 13, well, then the recipient had better know what that number is or realistically, -- and this is why it's kind of hard to buy -- into some of these age old algorithms, -- what would an alternative approach be to figuring out Julius Caesar's messages to his generals if he didn't know that secret number was 13?

它是一个机密的数字，以至于,如果凯撒大帝使用密钥13加密了它的消息，然后接收者最好知道那个数字是什么,实际上--这就是为什么很难,破解这些古老的算法-,有什么变换方法使凯撒大帝的将军,可以解密凯撒大帝的消息，如果他不知道,那个机密数字是13呢？

哈佛公开课 - 计算机科学课程节选