What idioms are there to read by riding an ox?

Reading while herding cattle, the cattle have their own books hanging on their horns.

How are you?

Explain the metaphor of studying hard.

The source "Biography of Li Mi in the New Tang Dynasty": "Wenbao opened in Lushan Mountain, so let him go. Take a shovel and hang a bull in a corner of Hanshu and read it. "

Structural subject-predicate

Used as an attribute; Refers to diligent reading.

We should learn from his reading spirit.

While eating the kettle, I read a book. There are books hanging in the corner of the kettle.

Idiom Story In the Tang Dynasty, when Li Mi was young, he heard that Bao Kai was in Lushan Mountain and went to worship him as a teacher. He rode on the back of an ox, hung Hanshu on the horn, and read while walking. Su Yang, the King of Yue, happened to see it on the road, so he rode behind and asked him why he was so diligent. When Shi Biao saw that it was Su Yang, he replied that he was fascinated by Xiang Yu.