My concern is obviously, from what I detected, the technical aspects of deficiencies were not properly investigated."

VOA: standard.2010.03.26

I'm concern about our safety "Maybe we should go some place else."

我觉得这儿不安全，“要不然换个地方吧。”

Let's 课堂 - SpeakingMax英语口语达人

So, if I wanted to cause you to feel moral concern for a fetus, I would do well to describe it as a pre-born child.

所以如果我想你对胎儿产生道德关怀，我最好就称它为未出生的婴儿。

耶鲁公开课 - 心理学导论课程节选

"Right now I think there is still a concern that European countries are acting unilaterally.

VOA: standard.2010.05.25

And it speaks to what I said is my concern that Child Main Nutrition decrease by only 1 percentage point while economy cotinues to...grow -I see.

这也是我提过的我所关心的问题,经济还在高速增长的同时,儿童营养满足率,却掉了1个百分点，-我知道。

普林斯顿公开课 - 国际座谈会课程节选

"I minced no words,". "I highlighted each and every concern that was raised.

VOA: standard.2009.10.16

There was no separate caste of priests and there was very little concern, I don't mean any concern, but very little concern with life after death which was universally important in other civilizations.

没有独立的教会阶层,城邦里的人们很少关注来生这个概念,很少关注,不是说完全没有关注,此观念在当时的其他文明中是极为重要的

耶鲁公开课 - 古希腊历史简介课程节选

"So,I think that was a source of concern, maybe just a reflex sale."

VOA: standard.2009.10.15

We did not yet have good methods for screening blood to look for HIV, we didn't have the ELISA technique that I--we talked about in section a few weeks ago and so there was a great concern that there might be other diseases that you'd be passing on from-- unknowingly from this subset of patients that you're isolating the vaccine from.

那时我们还没有一种好的方式,来从血液中筛查出HIV,也还没有ELISA技术,该技术我们在几周前的一个章节中谈到过,因此,那时仍存有,很大的担心,那就是你有可能,在不知情的情况下,被那些病人,感染上其它疾病,因为疫苗就是从他们身上提取出来的

耶鲁公开课 - 生物医学工程探索课程节选

"I mentioned the killings of journalists and I said that it is a matter of grave concern not just to the United States, but to the people of Russia, and not just to the activists, but to the people who worry that unsolved killings are a very serious challenge to order and to the fair functioning of society.

VOA: standard.2009.10.14

That's precisely what I think are to be of concern.

这就是我说的,需要引起重视的问题。

普林斯顿公开课 - 国际座谈会课程节选