Daily Chinese Idiom Guessing Game
Unconsciously or unknowingly; happening without one's awareness.
知知道；觉觉察。没有意识到，没有觉察到。现多指未加注意。
明·赵弼《两教辨》遂使昏愚之徒，听其妖诞，舍正从邪，醉生梦死，不知不觉。尧舜三代以前，未闻有此教。”
We walked and talked, and before we knew it, we had arrived at our destination unconsciously.