concerned

动词 concern:

1. have to do with or be relevant to
   同义词：refer, pertain, relate, concern, come to, bear on, touch, touch on
2. be on the mind of
   同义词：concern, interest, occupy, worry

形容词 concerned:

1. feeling or showing worry or solicitude
2. involved in or affected by or having a claim to or share in
   同义词：interested
3. in relation (or in regard) to; especially as in the phrases
4. culpably involved
   同义词：implicated

1. The results reflect the greatest credit upon all concerned.
   这些成绩带给所有有关人员最大的荣誉。
2. He was concerned in the crime.
   他与那起罪案有牵连。
3. Concerned parents held a meeting.
   忧心忡忡的家长们开了一次会。
4. 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。
5. We are all concerned about his health.
   我们都非常关心他的健康。
6. Please don't be concerned about me.
   请不要为我担心。

con.cerned

adj.（形容词）
Interested and involved:
对…有兴趣和有关的：
例句：
sent a memorandum to those concerned.
发一份文件给相关人员

Anxious; troubled:
担忧；焦虑的：
例句：
the concerned parents of youthful offenders.
少年犯他们忧心的父母