The melody should use almost all, if not all, of the twelve pitches.

所写的旋律要几乎用到全部十二半音音符。

youdao

We're going to use all of the pitches, all twelve here.

以后我们会用到所有的音高，共十二个。

youdao

We said there are seven notes in each of these two scales, twelve pitches all together within the octave.

我们说在这两个音阶中都有七个音符,一个八度包含十二个音高

耶鲁公开课 - 聆听音乐课程节选

We're going to use all of the pitches, all twelve here.

以后我们会用到所有的音高,共十二个

耶鲁公开课 - 聆听音乐课程节选

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