Development has been guided by a concern for the ecology of the area.

关注本地区的生态状况一直是发展的指导原则。

《柯林斯英汉双解大词典》

To those Americans for whom money is a concern, my advice is simple: Buy what you can afford, and cook it yourself.

对于需要担心钱不够用的美国人来说，我的建议很简单：买你买得起的东西，并且自己做饭。

youdao

As games blend our real and virtual environments, should there be a concern that some people will be less able to distinguish between the two?

游戏将真实的和虚拟的环境相混合，那么我们是否应该担心有些人会不那么容易区别这二者？

youdao

Is climate change a concern for you?

VOA: special.2010.03.22

Because of what happened in 2001, is why that became a concern.

是由于二零零一年发生的911袭击事件

耶鲁公开课 - 生物医学工程探索课程节选

In other words, we said that in intellectual history, first you get this movement of concern about the distance between the perceiver and the perceived, a concern that gives rise to skepticism about whether we can know things as they really are.

换言之，我们曾说过在思想史上，首先你要知道,关注感知者和被感知者之间距离的运动，这种关注会让我们怀疑,自己是否弄清楚了事物的本来面目。

耶鲁公开课 - 文学理论导论课程节选

While global economic conditions remain a concern, we are excited about our long-term outlook.

FORBES: Connect

You know, that is a concern of - always has been in this country.

NPR: A Ford Dealer's Perspective on Labor Talks

Transport defined the previous two elections but is declining as a concern among Londoners.

ECONOMIST: The contest to run Europe's biggest city is taking shape