The past and the present
Ji Gu Kui Jin, a Chinese idiom, Pinyin is j ī g ǔ Ku í J ī n, which means to study the ancient and the modern. It's from "Helin Yulu".
The origin of Idioms
Volume 15 of the great Sutra of the Song Dynasty, the jade dew in the crane forest, says, "I hope to review the past and the present, restore the throne of the king, and secure the world."
Analysis of Idioms
A study of the ancient and the modern
Idiom usage
Used as a predicate, object, or attribute.
The past and the present
Simple words and abundant meanings - yán jiǎn yì fēng
Lead the tiger to resist the wolf - yǐn hǔ jù láng
treat people differently according to preferment - kàn rén xíng shì
it is hard for the sun to shine upon the inside of an inverted basin - fù pén nán zhào