It's a bit of a joke
In Chinese, Pinyin is l í B ě NQ ū m ò, which means to lose the root and pursue the end. It comes from Xu Gan's Zhonglun Kao pseudo in Han Dynasty.
The origin of Idioms
Han XuGan's Zhonglun Kao pseudo: "in order to poison the people of the world, it is necessary to depart from the original and interesting, and make things false."
Analysis of Idioms
Synonym: abandon the essence and pursue the end
Idiom usage
It means to lose the root and pursue the end
It's a bit of a joke
a person 's arrogance stinks to heaven - qì yàn xūn tiān
be ill both physically and mentally - shēn xīng jiāo bìng
splits off as it meets the edge of knife without effort - yìng rèn ér jiě
a lucky time and day -- wedding day - jí rì liáng chén
add radiance and beauty to each other - jiāo xiāng huī yìng