times 7, plus we have 6 in the sulfur, and oxygen is right above sulfur, so that also has 6.

二乘上七，加上硫的六个，而氧在硫的正上方，因此也有六个。

麻省理工公开课 - 化学原理课程节选

They tend to be just triads whereas in classical music we can have a triad but we can also add a seventh note with one,three,five,seven,nine,eleven, that kind of thing.

流行乐一般只用三和弦，但是古典乐可以用三和弦,也可以在上面加上七音，一，三，五，七，九，十一，诸如此类的。

耶鲁公开课 - 聆听音乐课程节选

By that view, the phalanx would have come into being somewhere between about 700 and 650 B.C., which is to say after the earliest poleis are in business, and according to this interpretation, you really have them growing up together.

根据那个观点,方阵是在公元前七百年到,公元前六百五十年间出现的,也就是在最早的城邦形成之后,根据这个说法,这二者是同时发展起来的

耶鲁公开课 - 古希腊历史简介课程节选

So, we end up here within an octave-- we end up with twelve equal pitches, but we still use this term a 'seven-note scale' because we have seven notes within the scale of the major scale and seven notes within the scale of the minor scale.

因此,我们在一个八度内,最终得到等量划分的十二个音高,但是我们始终称之为"七音音阶",因为在大调音阶上有七个音符,在小调音阶上也有七个

耶鲁公开课 - 聆听音乐课程节选