So they began to call this A and this B and this C and this D and this E, this F, this G.

他们开始把这叫做A,B和C,这个是D,E,F,G

耶鲁公开课 - 聆听音乐课程节选

Well, a whole step here--there's one half, there's another half, would take us to F, whole step above F, would take us to G.

是一个全音级,这里是半个,这里是另外半个,这就到了F,F之后一个全音级,就到了G

耶鲁公开课 - 聆听音乐课程节选