Chii chinonzi octave?
Mumimhanzi dzidziso, octave inguva yemimhanzi ine manzwi manomwe, somuenzaniso, kubva paC kuenda kuC. Manzwi maviri anoumba octave inonzwika zvakafanana zvikuru uye anosiyana mukukwirira kana kuwanda. Kuwanda kweshoko rakakwirira kwakapetwa kaviri kupfuura kweshoko rakaderera.