C524 Drawing Ii

In other words, "a single knife looks at the hand, two blades look away", so a single knife is required to wrap around the chest and chop, chop, stab, lift, wipe, block, intercept and other blade styles, while two blades are required to uniformly apply strength in both hands, the knife styles are clear, the steps are flexible, coordination between the top and the bottom to display the posture of