In English mean the flying knees Kick
The boxer steps the right foot to the left foot, bends the knees and throws them to the opponent's chin by jumping up and kneeing then strikes the both of elbows to the opponent's face. This trick is used for attack or counter-move backward.

To protect
Jumps back and holds up the left arm up to defencd the elbow from the high while holding down the right arm to defencd the knee from the low.

To counter
Kicks the opponent’s leg (while jumping up) by the right foot then throws the right elbow to the opponent's face.