音程INTERVAL|大六度MAJOR 6TH采样
04:03音程INTERVAL|小六度MINOR 6TH采样
01:15音程INTERVAL|大三度MAJOR 3RD采样
01:24音程INTERVAL|大二度MAJOR 2ND采样
01:51音程INTERVAL|纯五度PERFECT 5TH采样
00:48音程INTERVAL|纯四度PERFECT 4TH采样
00:41音程INTERVAL|纯八度OCTAVE采样
01:02音程INTERVAL|纯一度UNISON采样
01:08找音域|男声示范
01:30找音域|讲解+女声示范
02:06