Even with the new concerns, ElBaradei, whose soon-to-end tenure at the IAEA has been marked by moderation, welcomed the changed tenor of dialogue between the international community and Iran.

VOA: standard.2009.10.04

The other one is a committed progenitor cell that now somehow has been changed in such a way that it's going to mature and develop into non-stem cells or the cells that make up our bodies, somatic cells.

而另一个子细胞就通过某种变化,成了定向的祖细胞,并将成熟和发育为非干细胞的细胞,就是构成我们身体的细胞,体细胞

耶鲁公开课 - 生物医学工程探索课程节选

Come on down. Your role has just been changed because you're not wearing any socks today.

过来吧，你的角色刚刚已经改变了,因为你今天没有穿袜子。

哈佛公开课 - 计算机科学课程节选

"It has been a tour where we have seen things changed,".

VOA: standard.2009.10.12

Well,De Gaulle has been dead for a very long time, and there has been progress, but what has not changed is still the power in Paris, in these ministries, to dictate the life of schools, of almost everything else.

戴高乐已经去世很久,在某些地方已经有所改进,但是巴黎的权利,政府各部门的权利仍未改变,他们规定校园生活,还有几乎其他任何事情

耶鲁公开课 - 1871年后的法国课程节选

They are steps that are working." Bernanke says the Federal Reserve and other economic policy makers have been challenged by unprecedented events in the past few years, but his objective has not changed.

VOA: standard.2009.08.25

"When you really look deeper at what the AU is doing and what is happening at the regional economic community level, though the progress has not been what we might have expected a number of years ago, it has changed, and it is a work in progress, and next year this time we might be talking about the next summit within a very different context if we are looking at the political leadership of the day,".

VOA: standard.2009.07.02