Lean forward and lean back meaning

Leaning forward and leaning back means: rocking the body back and forth. Describes the appearance of laughing or being so sleepy that one cannot stand straight up.

The sentences for leaning forward and leaning back are as follows:

1. The teacher told a joke in class, and the students laughed so hard that they fell forward and backward.

2. After hearing this joke, everyone laughed so hard.

3. Jiang Kun said that the cross talk was so great that the audience laughed so hard.

4. He staggered around, leaning forward and backward, as if he was drunk.

5. This chair is not strong, so don’t move forward or backward on it.

6. He couldn't hold it back any longer and started laughing.

7. As soon as the clown appeared on the stage, everyone in the audience burst into laughter.

8. A nonsensical opening statement made the entire audience lean forward and backward.

9. They couldn't help but laugh forward and backward, leaning on each other's shoulders to keep from falling.

10. However, in response to his strong reaction, Yan Chun burst into laughter, leaning forward and backward with laughter, as if he was watching a funny opera.

11. A Fei's words once again made the soldiers in the search team laugh so hard that they all covered their stomachs and laughed wildly.

12. Seeing Han Xiaotian’s confused eyes, the girl laughed forward and back, her silver bell-like laughter hearty and sweet.

13. Until I saw Wang Feng standing there laughing so hard that I could almost see his stomach.

14. Mu Qing'er on the side was already laughing so hard that Lu Chen simply closed his eyes. It was so miserable.