prep. 介词关于，涉及
adj. 形容词令人担忧的
v. 动词与…相关；关心；使担忧（concern的现在分词）
There are many questions concerning the new policy changes.
有很多问题是关于新政策变化的。
She expressed her worries concerning the upcoming exam results.
她表达了她关于即将到来的考试结果的担忧。
The report concerning climate change was released yesterday.
关于气候变化的报告昨天发布了。
We need more information concerning the project deadline.
我们需要更多关于项目截止日期的信息。
His lecture concerning ancient history was fascinating.
他关于古代历史的讲座很吸引人。
There are several rumors concerning the CEO's resignation.
有几条关于CEO辞职的传言。
She has a question concerning her job responsibilities.
她有一个关于她工作职责的问题。
The email concerning the meeting was sent this morning.
关于会议的邮件今天早上发出。
He wrote a book concerning the history of mathematics.
他写了一本关于数学历史的书。
They had a discussion concerning the budget for next year.
他们进行了关于明年预算的讨论。
concerning the matter at hand 关于手头的事情
concerning the recent events 关于最近的事件
concerning the issue of safety 关于安全问题
concerning your request 关于你的请求
concerning the project 关于这个项目
concerning his behavior 关于他的行为
concerning the new policy 关于新政策
