concerning

1. PREP You use concerning to indicate what a question or piece of information is about. 关于[正式]

For more information concerning the club, contact Mr. Coldwell. 想了解更多有关该俱乐部的信息，请跟科德韦尔先生联系。

2. ADJ If something is concerning, it causes you to feel concerned about it. 令人担心的[usu 'it' v-link ADJ 'that']

It is particularly concerning that he is working for foreign companies while advising on foreign policy. 尤其令人担心的是，他在为外交政策提供咨询的同时也在为外国公司工作。