1, Wild Crane Clouds: carefree and unrestrained. Floating clouds and wild cranes. Always refers to people who are idle and out of the world;
2. Wild grass idle flowers: wild flowers and plants. Metaphor is a woman that a man plays outside his wife;
3. Idle gulls and wild herons: a metaphor for retired people who have nothing to do, and also a metaphor for women in proper relationship;
4. Idle wild ghosts: Superstition refers to scattered ghosts and gods. More metaphors are people who do nothing, wander around and make trouble.