經年累月 jīng nián lěi yuè

DEFINITIONS

  1. for years
  2. over the years

CHARACTERS

經 jīng classic works; pass through
年 nián
HSK 1
year; new-years; person's age
累 lěi
HSK 2
tired; implicate, involve; bother
月 yuè
HSK 1
moon; month; KangXi radical 74