Traduction :
mastery of study lies in diligence (idiom). You can only master a subject by assiduous study.; Excellence in work is only possible with diligence.; Practice makes perfect.
Référence :
业：学业；精：精通；于：在于；勤：勤奋。学业精深是由勤奋得来的。
Origine :
唐·韩愈《进学解》：“业精于勤，荒于嬉；行成于思，毁于随。”
Annotation :
业精于勤1
1. yèjīngyúqín :
[EN] mastery of study lies in diligence (idiom). You can only master a subject by assiduous study.; Excellence in work is only possible with diligence.; Practice makes perfect.
