大前年

dàqiánnián
three years ago

CEDICT

three years ago

Wiktionary

前年的前一年。即今年以前的第三年。

重編國語辭典

三年前

維基詞典

Entry Composition

1 大 dà
  1. big; large; great
  2. older (than another person)
  3. eldest (as in 大姐 dàjiě)
  4. greatly; freely; fully
  5. (dialect) father
  6. (dialect) uncle (father's brother)
2 前年 qiánnián the year before last