现在我对演讲更加自信了，下面是我从自己的经历中总结出来的一些想法。

I now feel a lot more confident about speaking, so here are some ideas that I have taken from my own experience.

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下面是从报告中的一些显着的统计。

Here are some salient stats from the report.

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下面的幻灯片放映的是从展示的照片中选出的一部分。

The following slide show features a selection of his photographs in the show.

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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