![https://images.plurk.com/6TQ6bzJbYfCXgPtthlnc5T.png](https://images.plurk.com/mx_6TQ6bzJbYfCXgPtthlnc5T.jpg)
![](https://avatars.plurk.com/3360068-medium4.gif)
B-18305
![https://images.plurk.com/6TQ6bzJbYfCXgPtthlnc5T.png](https://images.plurk.com/mx_6TQ6bzJbYfCXgPtthlnc5T.jpg)
![](https://avatars.plurk.com/4133051-medium6.gif)
chngyh
看不懂 T_T
![](https://avatars.plurk.com/3360068-medium4.gif)
B-18305
chngyh
: Do到Si記號依序是C D E F G A B,宮商角徵羽音階是Do Re Mi So La(C D E G A),剛好少了 F B