This is useful especially when we get to details like forensics and looking at data on a hard drive, - 'cause if you don't know how much store-- how many bits are composing your file, you're never gonna recover that data or be able to access what you're looking for.

这是很有用的，尤其是在法庭上,查看硬盘驱动器里的数据时，如果你连-,文件有多少比特都不知道，你如何去恢复数据,获取你想要的信息呢。

哈佛公开课 - 计算机科学课程节选

Since, the Greeks really didn't believe in personal immortality, how do you find what everybody wants?

因为希腊人的确不相信个人的永生,你如何找到他们想要什么

耶鲁公开课 - 古希腊历史简介课程节选

You're Coke, what should you price as if you're trying to maximize your profits?

你是可口可乐,你应该如何定价,如果你想要利润最大化

耶鲁公开课 - 博弈论课程节选

One is in terms of how you deliver the molecule so it goes where you want it to go and not where else you want it to go.

其一是如何精确输送这种分子,到你想要的部位

耶鲁公开课 - 生物医学工程探索课程节选

You want to look at the effect of a low fat diet.

你想要知道低脂饮食的效果如何

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

If you have a computer that plays chess and you want to explain how the computer plays chess, it's impossible to do so without talking about the programs and mechanisms inside the computer.

如果你有一台能下国际象棋的计算机,你想要解释计算机是如何下国际象棋的，如果你不谈程序以及计算机的内部结构,那你就不能对它如何下国际象棋,给出解释。

耶鲁公开课 - 心理学导论课程节选

So conceptually the key difference here, besides the syntax looking slightly different, it just means that if you want a chunk of code to execute no matter what initially, ; you can use the do while loop; if you want to check a condition first, you can use the while loop.

所以概念上，则关键的区别是，除了语法看起来有点不同，它的意思是如果你想要一段代码,最初无论如何都要执行，你就可以用do，while循环;,如果你想要先检查条件，你可以用while循环。

哈佛公开课 - 计算机科学课程节选

And that's an engineering problem that we're going to talk a lot about, how to deliver drugs so that you get the action that you want, at the site that you want and not the toxicity.

这的确是一个工程学问题,我们马上就来讨论,如何把药物注射到你想要它起作用的部位,而不产生毒性

耶鲁公开课 - 生物医学工程探索课程节选