畫龍點睛

Simplified: 画龙点睛

On the HSK 7-9 vocabulary list, at CEFR level C2.

huàlóngdiǎnjīng ㄏㄨㄚˋ ㄌㄨㄥˊ ㄉㄧㄢˇ ㄐㄧㄥ

    • to paint a dragon and dot in the eyes (idiom) fig. to add the vital finishing touch
    • the crucial point that brings the subject to life
    • a few words to clinch the point

Character by character

Sources