TSUMUGU · TOCFL C1 (est.) · 詞
不知不覺
ㄅㄨˋ ㄓ ㄅㄨˋ ㄐㄩㄝˊ · bùzhībùjué
adv — unconsciously, without realizing it, before one knows it
字源 FORM — what the parts do
不not (不是)bù
知to know (知道)zhī
不not (不是)bù
覺to feel, become aware (覺得)jué
不知不覺，知道的知，覺得的覺。
故事 STORY — a scene to remember it by
天黑了才發現，一整天就這樣過去。
You look up and it is already dark — the whole day went by without your knowing (知) or feeling (覺) it pass.
記憶法
關 · Related
察chájuéto notice — the awareness this phrase lacks由自主bùyóuzìzhǔthe sibling "can't help it" — action past the will