来自《耶鲁大学开放课程：新生有机化学 第1集 第1集》

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  Okay, but anyhow, so your lecture notes are important,
  好 无论如何 你们的笔记很重要
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  but you don't have to worry about getting everything down
  但你们不必操心该如何记下所有笔记
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  because you can download it from the Web.
  因为你们可以从网络下载
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  And I do it on a Mac,
  我是用Mac电脑制作的
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  but I try my best to make it compatible with PCs
  但我尽力使其能兼容于PC
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  and even with the free PC Viewer for PowerPoint.
  及免费的PC幻灯片浏览器
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  So you should be able to see it.
  所以 你们应该看得到
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  But I don't see it on a PC.
  但我不是用PC看的
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  So if anything doesn't come through, let me know
  所以 如果出现什么问题就告诉我
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  so that I can fix it.
  我会做调整
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  Okay then, in-class discussion is very important,
  还有 课堂讨论非常重要
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  and if you're really, really shy
  如果你们实在非常害羞