Quite rightly , the environment is of great concern.

当然，环境问题人们极为关注。

《牛津词典》

The percentage of false negatives generated by the cancer test is of great concern.

癌症检查的结果中，假阴性占一定比例的现象受到极大关注。

《牛津词典》

This is a matter of great concern.

这受到极大关注的问题。

youdao

Several days later, Sola came to me with a look of great concern.

VOA: special.2010.07.17

This was of great concern because the number of polio cases shouldn't go up as the vaccine is being even more actively distributed through the country, so what happened?

这个现象让人担心,因为小儿麻痹症的发生数量,不应该在疫苗全国范围内普及后,反而有所上升,那么到底发生了什么

耶鲁公开课 - 生物医学工程探索课程节选

In an effort to get more to keep the economy from collapsing at a time when at a time of great concern about the structure of the financial system.

在一种得到更多的努力中,预防经济在一种时期中崩溃，这个时期是,人们都很担忧,金融系统的结构。

耶鲁公开课 - 金融市场课程节选

"It is a matter of great concern to us that this should be tackled, " he said.

BBC: The PSNI says cases are dealt with on merit

And I know this is an issue of great concern to many of you.

WHITEHOUSE: President Obama Addresses Business Roundtable

This is an issue of great concern in Tehran, but also to Turkey and Syria.

BBC: Iraqi Kurds on regional charm tour