concern [名词]:

1. 担心

to have concern for ***./sth. 担心某人／某事物

to give rise to concern 引起担忧

an expression or a look of concern 一副忧虑的表情

a matter of/cause for concern 令人关切的事／引起关切的原因

2. 令人关切的事物

environmental/petty concerns 环境问题／微不足道的事物

to be of concern to ***. 是某人关注的事物

to have concern for ***./sth. 关心某人／某事物

3. 私事

that's no concern of ***.'s or none of ***.'s concern 那不关某人的事

4. 公司

a going/paying concern 生意兴隆／赚钱的公司

concern [及物动词]:

1. 与…有关

to whom it may concern 敬启者

as far as ***. is concerned 就某人而言

the matter doesn't concern you 这件事不关你的事

all (those) concerned 所有（那些）相关人员

as concerns ***./sth. 关于某人／某事物

where ***./sth. is concerned 有关某人／某事物之处

2. 担忧

the doctor was concerned by the new symptoms 医生对出现的新症状很担忧

3. 牵涉

to be concerned with sth./***. 关注

to be concerned in 牵涉进

to be concerned to do sth. 认为有必要做某事

4. 关于

to be concerned with sth./***. 讲述某事物／某人

concerning [介词] : 关于

concerned [形容词] : 不安的

concernedly [副词] : 挂念地；担心地；忧虑地

unconcern [名词] : 冷漠；不关心；不感兴趣

unconcerned [形容词] : 不感兴趣的 ; 漠不关心的 ; 不担心的

unconcernedly [副词] : 不担心地，不在乎地，不感兴趣地，漠不关心地，无关地，不相关地

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