2. Spring earthworm autumn snake [ch ū nǐ nǐ qishé]: It is a metaphor for poor calligraphy and bending like an earthworm or a snake.
3. Earthworm annelids. Round and soft, it often penetrates into mud, which can improve soil and benefit farming.
[qi y ǐ n] has the same meaning as "earthworm".
5. The miasma in the earthworm.