a phone call from a concerned neighbour忧心忡忡的邻居打来的电话

We're deeply concerned about the implications of climate change.我们非常担心气候变化的影响。

His mother is concerned about him.他妈妈很担心他。

We're naturally concerned for our daughter's safety.我们当然很挂念女儿的安全。

Academics and employers are deeply concerned that students are not sufficiently prepared for university courses.学者和雇主非常担心学生们并未完全准备好学习大学课程。

We've spoken to the lecturers concerned.我们和有关的演讲者讲过了。

There have been no repetitions of this incident in the department concerned.有关部门没有再出现这种事。

We are more concerned with efficiency than expansion.我们更在乎效率而不是扩张。

The agency is more concerned with making arty ads than understanding its clients' businesses.广告代理商更关心拍摄附庸风雅的广告, 而不是了解客户的业务。

His work was concerned with the effects of pollution on health.他致力于研究污染对健康的影响。

We were very concerned to keep the staff informed about what we were doing.我们很乐意让员工了解我们正在做什么。