that instead of all the steps being reversible, let's just put in one irreversible step.

不是所有的过程都是可逆的，其中有一个过程不可逆。

麻省理工公开课 - 热力学与动力学课程节选

The first step in the process is when I was Deputy WHCF, that I put on the wall a big white board calendar.

程序的第一步是,当我还是办公室副主任，我在墙上安了个,白色的日历板。

普林斯顿公开课 - 国际座谈会课程节选

Suppose you step out in the risk spectrum and put a dollar into the bond market.

假设你愿承担更多风险,将一美元投资于债券市场

耶鲁公开课 - 金融市场课程节选

So, one thing we said last time was when we put up a model and try and draw lessons from it, we should just take a step back and say, what's missing here?

在上一讲,当我们,从一个模型中总结结论的时候,我们应该回过头重新审视一下,看看我们是不是疏漏了什么

耶鲁公开课 - 博弈论课程节选

The first step is to take the DNA fragments that we're interested in and put them into this vector by basically cutting open the double stranded DNA and inserting the gene that we like in the region where we've cut.

第一步是把我们感兴趣的DNA片段,整合到这个载体里,基本的方法是切开质粒这个双链DNA,把我们想要的基因插入切开的区域

耶鲁公开课 - 生物医学工程探索课程节选

We'd step back and look at the calendar and say are we living up to that, mandate to us to put the president to focus on these things.

我们会纵观整个日历,看看我们是不是做到了，是不是让总统,都集中处理这些事。

普林斯顿公开课 - 国际座谈会课程节选