NaN (2026/07/14 13:17)
额啊

Kangetsu (2026/07/14 13:16)
基础乐理很好学的ee
（不知是否因人而异

Kangetsu (2026/07/14 13:15)
啊啊啊

NaN (2026/07/14 13:14)
🤔

Kangetsu (2026/07/14 13:14)
Cm13: 1-b3-5-b7-2-4-6

Kangetsu (2026/07/14 13:13)
3642: FM7(13,omit5)
FM6sus2: 4512

NaN (2026/07/14 13:11)
3642： FM6sus2