qīng​chū​yú​lán'ér​shèng​yú​lán

surpassing master

青出于蓝而胜于蓝 (青出於藍而勝於藍) qīng​chū​yú​lán'ér​shèng​yú​lán
surpassing master expression
literally meaning blue dye comes from the indigo plant but is bluer than indigo; figuratively used to describe a student or successor who surpasses their teacher or predecessor

Frequency

Movie subtitles
0.030 per million appears in 0% of films
Written text
0.176 per million

Sources

Definitions
CC-CEDICT