楞头磕脑

Explanation: See "Leng Leng head brain" 　　Source: Lao She, "Drum artist" starts with the fifth Liu, Leng head knock on the brain to hit in, on the side, light shaking, not to speak. "And" Camel "one by one put aside his trouble, his mind is not happy, then a bit shocked the first knock of the brain."