feel concern about

例句：

1. 1. I feel concernedabout the safety of our children in thisnew environment.
   我对孩子们在这个新环境中的安全感到担忧。
2. 2. The company is feeling concerned aboutthe economic downturn.
   这家公司对经济衰退感到担忧。
3. 3. He feels concerned about the futureof his country.
   他对国家的未来感到担忧。