不知不覺

Simplified: 不知不觉

On the HSK 7-9 vocabulary list, at CEFR level C1.

bùzhībùjué ㄅㄨˋ ㄓ ㄅㄨˋ ㄐㄩㄝˊ

    • unconsciously unwittingly

      idiom

Character by character

Sources