We are concerned about the child's welfare.

我们关注那个孩子的福祉。

《牛津词典》

Data show that economic downturns tend to postpone marriage because the parties cannot afford to establish a family or are concerned about rainy days ahead.

数据显示，经济低迷往往会推迟婚姻，因为双方负担不起组建家庭的费用，或者担心未来会有不测。

youdao

People are concerned about getting left behind right now.

人们现在非常担心被落下。

《柯林斯英汉双解大词典》

Health officials around the world are concerned about vaccine production.

VOA: special.2009.11.24

Today we're going to talk about the two big ones that people are usually concerned with: carbohydrates and fat.

今天我们将讨论人们关心的两个大问题,碳水化合物和脂肪

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

They are not concerned about interpretation because to them, good writing is precisely writing that's clear, writing that doesn't need to be interpreted but has precisely as its virtue its transparency of meaning.

他们不关注解读问题,因为对他们而言，一部好的作品必须清楚明白，正因为它表意清楚,所以不需要解读。

耶鲁公开课 - 文学理论导论课程节选

Sometimes doctors are concerned about alienating patients by bringing up the topic of fertility.

WSJ: More Doctors Broach Subject of Women's Age and Fertility

While many are concerned about this, Dean Baker argues it is not a problem.

FORBES: Does An Aging Population Hurt The Economy?

They are concerned about the impact on local business and the increase of traffic.

BBC: Ansford public meeting on rail bridge repairs