If tires could be improved, automobiles would need less fuel.

VOA: special.2010.02.09

Perhaps you are a little bit more optimistic, a little bit more utopian-- human nature can be improved.

也许你更乐观，更加乐天，人性可以改善。

哈佛公开课 - 幸福课课程节选

What do you think is one thing that should be improved in London?

你觉得伦敦在哪个地方还需要改进？

伦敦的现代化 - SpeakingMax英语口语达人

Flowers can also be improved this way.

VOA: special.2010.05.18

It might be improved by presenting other views better and more objectively, since Kagan always ended a particular line of reasoning by defeating the argument if he didn't agree with it.

讲课效果会提升如果更好的,并更客观的展示其他观点，因为卡刚通常通过击败一个论点,来结束特定的推理，如果他不同意它。

耶鲁公开课 - 死亡课程节选

I think that Russia and America have very good working relations and can only continue to be improved."

VOA: standard.2010.05.07

"What I have heard representatives of Europe and China say is that the target the United States has tabled can be improved upon.

VOA: standard.2009.12.09

"What I have heard representatives of both Europe and the United States say is that the target that China has tabled can be improved upon,"

VOA: standard.2009.12.09

Saying the Senate stands at a historic moment, Dodd took note of the fact that the final bill is not all that many Democrats hoped it would be, but said it is a foundation that will be improved upon.

VOA: standard.2009.12.24

UNICEF's head in Ziguinchor, Christina de Bruin, says systems for child protection need to be improved, along with encouraging social change in how people deal with this violence, and reinforcing partnerships and protection systems to deal with emergency cases.

VOA: standard.2010.06.29

His team has found that even more complex movements can be performed by TMR patients with improved kinds of prosthetic devices.

VOA: special.2009.03.10

He says these improved systems will be gradually deployed, starting in about 2011.

VOA: standard.2009.09.17

If we do not react, the political signal that we give would be that our concerns have decreased or that the situation has improved which is not the case."

VOA: standard.2009.11.20

"We hope to receive entries that describe how specific innovations have improved the lives of women and girls,and proposals for how they can be scaled up and applied more broadly."

VOA: standard.2010.04.28

He also offered some tough talk. "I emphasized that this has to be a point in time in which we begin to write a new chapter based on improved governance, a much more serious effort to eradicate corruption, joint efforts to accelerate the training of Afghan security forces so that the Afghan people can provide for their own security,".

VOA: standard.2009.11.02