do one 's very best to achieve perfection
It's a Chinese word, Pinyin is k è y ì Qi ú g ō ng, which means to make articles or handicrafts more exquisite.
Idiom explanation
Idiom: eager for work Pinyin: K è y ì Qi ú g ō ng interpreter: exquisite and intact. Spare no effort to make articles or crafts more exquisite.
source
Kuang Zhouyi's Huifeng Cihua (Volume 2) of the Qing Dynasty: "these words are shallow and deep, and the beauty lies in the expression of the words and sentences. Therefore, they feel that it is unnecessary to work hard."
usage
He is meticulous in his writing
antonym
muddle with one 's duty
do one 's very best to achieve perfection
perpetrate whatever evils one pleases - zì yì wàng xíng
with fame spreading far and wide - míng wén xiá ěr
the moral degeneration of the world is getting worse day by day - shì fēng rì xià