Riding an ox to read the book of Han Dynasty
Studying hard is an idiom.
Idioms and allusions
[source]: Song Ouyang Xiu's biography of Li mi in the new book of Tang Dynasty: "Li Mi" hears about Bao Kai's Goushan, and goes to follow it. Take Pu PEI as an ox, hang it on the corner of the book of Han, and read it
Discrimination of words
Idiom explanation: describes studying hard. Degree of common use: General [pinyin code]: qnds
Riding an ox to read the book of Han Dynasty
confirmed habits are hard to get rid of - jí zhòng nán fǎn
melt like ice and break like tiles - bīng xiāo wǎ jiě
desist from military activities and encourage culture and education - yǎn wǔ dí wén
conceal oneself by day and march by night - zhòu fú yè xíng