Another friend sent this message to Roosevelt on his forty-sixth birthday: "You have made a very good start in life.

VOA: special.2010.08.12

Now this is a good place to start, because we are very familiar with ionization energy, we've been talking about it it's that minimum energy required to remove an electron from an atom.

现在这是一个开始下面内容的好地方，因为我们已经很熟悉电离能了，我们从很久以前就一直在讨论,它是从一个原子中,拿走一个电子所需要消耗的最低能量。

麻省理工公开课 - 化学原理课程节选

We had a good fortune to start it with a very top person in the GDMG, feeling it is a very important initiative within his organization.

我们运气很好,可以从GDMG的,一个顶尖人才开始研究，我们认为这一动机,是他的组织的原动力。

麻省理工公开课 - 媒体、教育、市场课程节选