a musical note having the time value of an eighth of a whole note
例句
用作名词 (n.)
A whole note or semibreve is the equivalent in duration of two half notes or minims, and these may be subdivided to give four quarter notes or crotchets. 一个全音的时值等于两个半音，可以进一步分为四个四分音符，八个八分音符，以此类推。
美
