to have information in your mind from learning or experience
I know the answer because I studied.
我知道答案,因為我學習過。
to understand or be aware of something
I know you are tired.
我知道你累了。
to feel sure about something
I know it will be sunny tomorrow.
我確信明天會是晴天。
to be familiar with a person or place
I know my neighbor well.
我很熟悉我的鄰居。
to have learned a skill and be able to use it
I know how to swim.
我會游泳。
to be thought of as having certain qualities
She is known to be very kind.
她以非常善良而聞名。
to give a name or title to someone or something
This plant is known as 'sunflower'.
這種植物被稱為'向日葵'。
to be able to recognize someone or something
I know a good book when I see one.
我看到一本好書時就能認出來。
to understand the difference between things
Children should know right from wrong.
孩子們應該知道對與錯的區別。
to have seen, heard, or experienced something
He is known to arrive late.
眾所周知他經常遲到。
to have personal experience of something
She knows what it is like to be hungry.
她知道飢餓是什麼感覺。