They said, would you sign a contract that if you had this loss the contract would pay you a certain amount of money?

他们是这样说的，你会签署一个合约,上面约定了，当你发生损失,你会得到合约中约定的赔偿金？

耶鲁公开课 - 金融市场课程节选

And even though the syntax, the characters you are about to see on the screen and in programs today onward is a little more arcane, it's a little uglier looking, you've got semicolons and parentheses and fairly arcane syntax, realize that at the end of the day these are just arbitrary human conventions, the ideas are identical to this thing here.

可能你在屏幕上，编程中见识到的,语法，字符看起来非常晦涩难懂,甚至可以说是丑陋，像什么分号啊,括号啊等等，还有一些难七八糟的语法，但是到了最后，你会发现,这些都不过是一些人为约定而已，而蕴含在里面的编程思想跟这个例子并无二致。

哈佛公开课 - 计算机科学课程节选

This is convention, so on almost-- and most any computer you overuse, if you're writing code that uses a char, you're gonna be handed 8 bits or 1 byte to store that particular char.

这是约定，对于大多数-,电脑，当你写代码要用到一个char型数据时,必须先预留8比特或1字节,的空间来存储这个char型数据。

哈佛公开课 - 计算机科学课程节选

You say void and that's the convention. Yeah.

你说的void，那是一个约定，请说。

哈佛公开课 - 计算机科学课程节选