Administration officials say they are prepared to negotiate with Congress on final budget numbers, but will not abandon national goals Mr.Obama set forth during his presidential campaign last year: promoting energy independence, reforming America's health care system, and boosting educational opportunities.

VOA: standard.2009.03.22

It's much more relevant to set our zero point energy as the separation of a bond in terms of talking about the reactions that we'll usually be dealing with here.

更好的是把零点能定在,键断裂的时刻,在讨论化学反应的时候,而我们以后将经常遇到化学反应。

麻省理工公开课 - 化学原理课程节选

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

If I want to take the average energy of all of those, what I can do is go over to my data set.

如果我想得到这所有电子能的平均值，我就得去看一下我的数据库。

麻省理工公开课 - 固态化学导论课程节选