The left and right rotation of the wrist can help the fingers adjust their weight, cushion their strength, avoid hard knocking, and make the playing sound full and pleasant. Training wrist to relax, be flexible and flexible is also an important part of electronic organ technical training.
Extended data
More flexible and powerful parts. Using the forearm strength, you can play powerful single notes, and you can also flexibly play various fast and powerful chords, octaves and other musical passages. The fastest octave, mostly played with the front arm waving.
When playing an octave, if the whole hand from elbow to fingertip can form a unified whole, then the elbow joint can make the fastest movement, because the wrist is inflexible and its movement takes more time than the forearm.
At the fastest speed, the forearm swing is very small, and only increases with the speed slowing down. When playing continuous phrases, combined with forearm strength, the sound can be fuller and thicker.
Baidu encyclopedia-electronic piano