我可以分别降半音符号与双倍降半音符号之间的区别。

I can tell the difference between a flat and a double flat notation.

youdao

这个全音符，很明显，可以再分为两个半音符，每个半音符又可以再细分为两个四分之一音符，每个四分之一音符可以再分为两个八分之一音符，等等。

And this whole note obviously can be subdivided into two half notes and each of the half notes into two quarter notes each of these quarter notes into two eighth notes, and so on.

youdao

钢琴的两只手以半音阶短倚音向上，转变成八度和弦和单音符。

Running up to an acid semitonal acciaccatura in both hands, the piano goes over into a sprint of octave-chords and single notes.

youdao

Now I didn't use--no hands-- that was just the notes that are naturally on the twelve and a half-foot length of vibrating air.

我没有用手控制,都是十二个半英尺高的震动空气柱,自然产生的音符

耶鲁公开课 - 聆听音乐课程节选

And this whole note obviously can be subdivided into two half notes and each of the half notes into two quarter notes each of these quarter notes into two eighth notes, and so on.

这个全音符,很明显,可以再分为两个半音符,每个半音符又可以再细分为两个四分之一音符,每个四分之一音符可以再分为两个八分之一音符,等等

耶鲁公开课 - 聆听音乐课程节选