The so-called preparatory action, refers to the comic character in the direction of a set movement before moving in a reverse direction of action. In the animation, when the action is made directly, our eyes may not respond, so we usually add a person to prepare the action before the action occurs.
In comics, all movements, large or small, need to be performed in this step. The preparation action can make the character's movement appear clearer, more prominent, richer person taste!
The Little Bear found a place to hide the gold coins.
Before digging, the bear pulls back his hands and makes a ready action.
Based on the previous step of the preparatory action, the excavation action here appears to be very large, cute gesture.
Imagine how weak the excavation action of this step would look if you omitted the 2nd step of the preparatory action.
He's made a big fortune!
Don't think this is silly, in fact, this is exactly what we lower hand should attach great importance to, because it is these things in the bar of human nature to give people a heartfelt shock and resonance?
The preparation action can make some ordinary movements show a more vivid dramatic effect. You see the character, his whole body is in a state of reserve action. In reading and other things, to cultivate their own eyes, to observe the preparation of the action on the screen.