Yes, people are starting to be concerned about the environment.

是的，人们开始关注环境。

youdao

We have every reason to be concerned about the health of survivors.

我们有充分的理由对幸存者的健康表示关切。

youdao

So I think that we have to be concerned about losing our liberties.

因此，我认为我们必须要为丧失我们的自由担忧了。

youdao

"I don't have to be concerned about the young dealers and gang-bangers coming in my house, because I believe now that they think twice."

VOA: standard.2010.06.29

So I think after 10 hours, you don't really have to be concerned about that.

所以，现在才过了10小时，你完全没必要担心。

Don't 实战 - SpeakingMax英语口语达人

You need to be concerned about our currency. -Alright.

我们应当密切关注美元的走向，-没错。

斯坦福公开课 - 经济学课程节选

International donors and lenders continue to be concerned about the quality of fiscal management and Gambia's debt burden.

FORBES: Gambia

So, how can someone tell if those sniffles they're having is something to be concerned about?

CNN: Cold? Flu? H1N1? How can you tell the difference?

Staff are said to be concerned about the future of 115 jobs at the site.

BBC: Real Crisps factory, Crumlin