"We need an army of people who are equipped to know how to work at all levels and all scales, from protecting animals in the wild to providing shelter to them in zoological parks if necessary."

VOA: special.2010.06.22

And what he said was that when you get down to atomic length scales there are limits, there are constraints on our ability to observe.

讲的就是,当你去进入到原子长度的尺度中,我们的观察能力,有一定的限制条件。

麻省理工公开课 - 固态化学导论课程节选

We also have scales in the chromatic mode and that's when we don't have just seven pitches within the scale.

我们也了解了半音调式中的音阶,也就是没有正好七个音高的,那种音阶

耶鲁公开课 - 聆听音乐课程节选

And there are two different scales of ionic character.

这里有两个版本的离子百分数。

麻省理工公开课 - 固态化学导论课程节选

Okay, we've been talking about scales, these ideas of major and minor scales.

行,我们讨论了音阶,大调音阶和小调音阶的概念

耶鲁公开课 - 聆听音乐课程节选