[dān xīn]
worry; feel anxious
All mothers fear for their children when they first leave home.
孩子初次出門， 母親總要為之擔心。
They are fearful of another business depression.
他們擔心會再次發生商業蕭條。
Don't worry about me; I'm very well.
別為我擔心， 我很好。
His ill health has been a very anxious business.
他身體不好使人十分擔心。