ㄐㄧㄋㄧㄢˊniánㄌㄟˇlěiㄩㄝˋyuè

  1. 時間長久北齊·顏之推顏氏家訓·》:積年累月有孝?」年深月久一朝一夕

year in, year out (idiom)​, (over)​ many years