Quavers, crotchets and minims are three of the different lengths of note in written music.

八分音符 、 四分音符和二分音符在乐谱上是不同长度的三个音符.

Quavers , crotchets and minims are three of the different lengths of note in written music .

四分音符和二分音符在乐谱上是不同长度的三个音符。