1. be interested in;have or feel concern for 對…感興趣;關心
I don't care about your opinion. 我對你的觀點不感興趣。
She thinks only of herself;she doesn't care ahout other people. 她只顧自己,不顧別人。
2. be worried about;mind 對…擔心;介意
Don't you care about losing your job?你難道不擔心失去工作嗎?
I care nothing about the matter. 我對這事毫不介意。