- 1.
担心的，忧虑的 -
• He was deeply concerned about this issue. 他对这个重大问题深为忧虑。 -
• His mother was concerned with his safety. 他的母亲挂念他的安全。 - 2.
关切的，关心的 -
• We were concerned with their happiness. 我们都关心他们的幸福。 -
• They were deeply concerned over the mounting tension. 他们对日益加重的紧张局势深感关切。 - 3.
有关的，有牵连的；参与的 -
• The book is concerned with education. 这本书是有关教育的。 -
• I'll pass on your comments to the people concerned. 我将把你的意见转告给有关人士。 -
• She is concerned in banking business. 她从事银行业。
用法说明
concerned
be concerned about与be concerned with都可译为“关心”，但二者有区别。
be concerned about的意思为“担心”或“忧虑的”； 而be concerned with则表示“感兴趣的”。be concerned with也可以表示“与…有关”，主要用于book, speech和information等方面。
试比较：
I am concerned about my son's future.我关心儿子的将来。
She is not concerned with other people's affairs.她不关心别人的事。
Her book is concerned with environmental protection.她的书是有关环保的。