adj.担忧的；关心的；关切的；有关的
Please don't be concerned about me. 请不要为我担心。
Concerned parents held a meeting. 忧心忡忡的家长们开了一次会。
We are all concerned about his health. 我们都非常关心他的健康。
There is a concerned look on his face. 他脸上露出关切的表情。
He was concerned in the crime. 他与那起罪案有牵连。
Where money is concerned, I always try to be very careful. 在有关钱的问题上，我总是尽量小心谨慎。
adj.不关心的；不忧虑的
