I don't need to write it down in words.

我不需要把它们用文字写下来。

麻省理工公开课 - 热力学与动力学课程节选

So what we think we know derives chiefly from archeological evidence, which is before writing--mute evidence that has to be interpreted and is very complicated, and is far from secure.

我们目前所认为的史实,主要都是从考古证据中所得,这些无声的证据出现于文字记录之前,因此就需要繁复的考证及解读,这些考证未必可靠

耶鲁公开课 - 古希腊历史简介课程节选

It gives a sense of what this music is all--really all about and since, as we were saying, so much classical music doesn't have a text with it we've got to have some markers in there to know what the composer is trying to communicate to us.

让我们了解这段音乐想表达什么，就像我说的，大部分古典音乐并没有文字注解，而我们需要一些标记,来告诉我们作曲家想用这段音乐告诉我们什么。

耶鲁公开课 - 聆听音乐课程节选