But it adds that, even if aggressive policies are put in place to reduce future carbon emissions, steps must be taken now to adapt to greenhouse gases already in the atmosphere;

VOA: standard.2010.06.14

Now the first law is going to hold in all of these steps, and we're going around in a cycle.

现在热力学第一定律,就蕴含在这所有的步骤里了，我们沿着这个循环走。

麻省理工公开课 - 热力学与动力学课程节选

OK, now we can do the process in two steps.

好，我们可以把过程分为两步。

麻省理工公开课 - 热力学与动力学课程节选

Suppose instead, I want a machine that can take a recipe, the description of a sequence of steps, take that as its input, and then that machine will now act like what is described in that recipe.

假设换成这个，我想要一台可以安装描述，一系列步骤的结果的方法的机器，把那个当做输入设备，然后那台机器可以像方法中,描述的那样运行了。

麻省理工公开课 - 计算机科学及编程导论课程节选