sit square
Zhengjin Weizuo is a Chinese word. Its pinyin is zh ě NGJ ī NW ē Zu ò, which means to sit upright in one's clothes. It describes serious and formal. It comes from the biography of Li daozhuan.
The origin of Idioms
In the biography of Li daozhuan, the sixth biography of scholars in the history of Song Dynasty, Tuotuo of Yuan Dynasty said: "the biography of Li daozhuan is less solemn, but he has read Cheng's books in Henan for a long time. He plays with righteousness and reason, and forgets to sleep and eat. Although he is in a dark room, he sits in a tight seat and is as solemn as ever."
Idiom usage
To sit respectfully and seriously.
sit square
a chasm for dragon to hide or a cave for tigers to have their lair - lóng tán hǔ xué
all neglected tasks are being undertaken - bǎi fèi jù jǔ