Unlike the case for energy like you've seen in lots and lots of disciplines, where you can arbitrarily set the zero in a way that makes it convenient for you.

通过无数的练习题,你们已经看到这和能量不同，对于能量我们可以任意确定,能量的零点。

麻省理工公开课 - 热力学与动力学课程节选

It makes me feel really good and I have a lot of more energy for the rest of the day.

它真的让我感觉很好，我整天都会精力倍加充沛。

在空闲时间 - SpeakingMax英语口语达人

And what we end up with for the energy then is 2.84 times 10 to the -19 joules.

我们算出的能量是,2，84乘以10的-19次方焦耳。

麻省理工公开课 - 化学原理课程节选

We're to be focusing on building alliances to develop secure energy supplies for the next 20 to 30 years.

我们应该集中精力发展联盟,保证能源供应安全,在今后的20到30年。

普林斯顿公开课 - 国际座谈会课程节选

This is the homonuclear bond energy for hydrogen in pure hydrogen. There we have perfect covalency.

这是氢的同原子的共价能,在纯氢中，我们有完美的共价键。

麻省理工公开课 - 固态化学导论课程节选

You just change volume to pressure and basically you're looking at enthalpy under a constant -- anything that's done at a constant volume path with energy, there's the same thing happening under constant pressure path for enthalpy.

可以看到这就是把体积换成了压强,一般我们都是在一种恒定状态下,考虑焓的，任何在恒容条件下,能伴随能量变化的东西，也在恒压条件下伴随焓同样地变化,所以你可以经常。

麻省理工公开课 - 热力学与动力学课程节选

So it's the amount of energy, usable energy for the body that a food provides.

所以卡路里是能量的总额,食物所提供的被人体吸收的能量

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

You want to spend your time and energy pursuing the most inefficiently priced asset classes because there's an enormous reward for identifying the top quartile venture capitalist and almost no reward for being in the top quartile of the high- quality bond universe.

你应该投入所有的时间和精力,去追逐最不能有效定价的资产,因为在那里才能通过一流的风投经理人,获得巨额的投资回报,而在债券市场,即使债券优质,经理人一流,回报微乎甚微

耶鲁公开课 - 金融市场课程节选

The women represent for Yeats a kind of self-destructive energy, and it's something he too, I think, is willing to share and enter into.

这些女人对叶芝而言代表了,一种自我毁灭的能量,这是他愿意分享参与的。

耶鲁公开课 - 现代诗歌课程节选

The cave of Mammon is the home of Mammon, the money god, who stores in his cave all of the wealth and all of the honor that human beings spend so much energy striving for.

贪欲之神的洞穴是他的住所，这位掌管钱财的神在他的洞里藏着,人类耗费大量精力想要求得的,所有财富和荣誉。

耶鲁公开课 - 弥尔顿课程节选

Because you see, also motivation and energy-- you don't need research for that, you know that when you are feeling good, you have more motivation, you have more energy-- of course, there is a lot of research to back that up.

因为动力和精力-,不需要研究就能明白，你知道感觉好时，动力和精力更充沛-,当然有很多研究支持这一点。

哈佛公开课 - 幸福课课程节选

So, let's take a look at the different kinetic energies that would be observed in a spectrum for neon where we had this incident energy here.

那么，让我们来看一下,在已知入射能量的情况下,可以在氖光谱中观测到哪些不同的动能。

麻省理工公开课 - 化学原理课程节选

It's that China and India and we and Europe and Russia are all scrambling for energy.

问题在于中国，印度,我们，俄罗斯和其它欧洲国家,都在争夺能源资源。

普林斯顿公开课 - 国际座谈会课程节选

So, what we get for the disassociation energy for a hydrogen atom is 424 kilojoules per mole.

因此，我们就得到了氢原子,离解能的大小为，424，千焦每摩尔。

麻省理工公开课 - 化学原理课程节选

The last time you saw that for an ideal gas, the energy only cared about the temperature.

上次你们知道了，理想气体的能量只与温度有关。

麻省理工公开课 - 热力学与动力学课程节选

So if you demonstrate something by writing an intelligent answer just by outlining it and saying, well, what I would do is I would equate the energy lambda and then solve for lambda, I can see that you know what is going on.

如果你想证明一些东西,通过写下一些很天才的答案,仅仅大致说一下，好的，我想做的是能量相等,然后解出，我能看到你知道怎么做。

麻省理工公开课 - 固态化学导论课程节选