不知
Meanings
1. not to know
2. unaware
3. unknowingly
4. fig. not to admit (defeat, hardships, tiredness etc)
Characters used
Examples17
他
He seems like he doesn't understand this at all.
不知
It is not clear what the writer is trying to say.
要是
If you don't know the way, ask a policeman.
她
She was at a loss for an answer.
引擎
Something is wrong with the engine.
不知
Someone is knocking on the door.