On page 23, the camel is as thin as a thin dragon. How effective is its expression?

To personify by borrowing things.

Xiangzi described the shape of a camel, as thin as a thin dragon, and used thinness to express the hardships of life, but it was still a dragon after all. At the same time, it also expressed Xiangzi's ideals, ideas and even his longing for a better future.