concerning
US /kənˈsɝː.nɪŋ/
UK /kənˈsɝː.nɪŋ/

介词
1.
关于, 有关
about; regarding
示例:
•
He received a letter concerning his application.
他收到了一封关于他申请的信。
•
There were many questions concerning the new policy.
有许多关于新政策的问题。
形容词
1.
令人担忧的, 令人不安的
causing worry, anxiety, or fear; worrying
示例:
•
The news of the rising crime rate is very concerning.
犯罪率上升的消息非常令人担忧。
•
His sudden change in behavior was quite concerning.
他行为的突然改变相当令人担忧。
在 Lingoland 学习这个单词