octave
noun[C]
musicspecializeduk/ˈɒk.tɪv/us/ˈɑːk.tɪv/thedistancebetween twomusicalnotesthat are eightnotesapart:
八度;八度音阶Herremarkablevocalrangespannedthree and ahalfoctaves.她的音域达三个半八度,宽得惊人。
Beats or lengths of musical notes
- backbeat
 - bar
 - bar line
 - beat
 - common time
 - compound time
 - eighth note
 - four-four time
 - half note
 - measure
 - minim
 - pause
 - phrase
 - quaver
 - rest
 - simple time
 - sixteenth note
 - three-four time
 - three-quarter time
 - time signature