Ding Zhen Kai Cao: Ding: Ding Zang; Kai: Zhi Kai. Ding Zang's official script and Zhikai's cursive script. Praise people for their good calligraphy.
A bird scares a snake: It’s like a bird flying into the forest and a frightened snake scurrying into the grass. Describe cursive writing as natural and smooth.
Flower whiskers and butterfly awns: describes the graceful and skillful cursive writing style.
Scare the snake into the grass: describe the vigorous and lively cursive writing.
Snake earthworm and earthworm knot: snake earthworm: snake and earthworm; flat knot: winding and tangled appearance. Metaphorical cursive strokes are curved.
Yangzhenkongcao: Yangxin in the Southern Song Dynasty was good at official script, and Kong Lin's cursive script was famous for a while and was called "Yangzhenkongcao".