The idea is for NASA to buy services for space transportation, rather than spacecraft with existing designs.

VOA: special.2010.04.28

It is an aspect of a text, the way in which it does communicate in other words, which has to be understood as existing in a dynamic, functional relationship with those aspects of the text in which literariness is dominant.

它是文本的一部分，它有生动的，交际功能，但是从文学根本上来说,但诗化语言支配着它。

耶鲁公开课 - 文学理论导论课程节选

You really get a much better skillset by wrestling with actual existing sites

努力研究这些真正存在的网站更能练好你的基本功。

迷上网页设计 - SpeakingMax英语口语达人

That way, new technologies can be developed and will work with existing ones.

VOA: special.2010.06.22

No no question that I can think of can be more fundamental. And this finally raises the question of the relation between the best regime or the good regime and what we could say are actually existing regimes regimes that we are all familiar with.

不，我想不出其它,更基础的问题,而这将带出一个问题,即最优政体与好政体之间的关系,及我们实际上可说的是，现存的政体,那个我们都非常熟悉的政体。

耶鲁公开课 - 政治哲学导论课程节选

The Obama administration says it will also reduce federal budget deficits and stop insurance companies from denying coverage to people with existing medical problems.

VOA: standard.2010.03.23

"The problem with that body of research is that it's difficult to interpret because obviously people with existing mental health problems use cigarettes to self-medicate."

VOA: standard.2010.06.15

Insurance companies would be barred from denying coverage to individuals with existing health problems.

VOA: standard.2009.12.24

The study shows the risk is greater for the elderly, people with existing heart disease, and people, generally in poor neighborhoods, who live along major roads and highways.

VOA: standard.2010.08.04

At an estimated $87 billion, the measure would expand health insurance coverage to about currently without it,create new private insurance marketplaces, And,like the slightly more expensive measure passed by the House of Representatives, it would end a practice by private insurance companies of denying coverage to individuals with existing health problems.

VOA: standard.2009.12.25

He said controlling personal information will be simpler than with the existing system of complex privacy settings.

VOA: special.2010.05.28

But some take effect quickly. For example,in six months the new law will bar insurance companies from denying coverage to children with pre-existing health conditions.

VOA: special.2010.03.24

Adults with pre-existing conditions will be added in four years.

VOA: special.2010.03.24

So the country will be one of the first to get a vaccine - because of existing arrangements with drug companies.

VOA: standard.2009.07.31

About a 45-minute drive north of Vancouver, it has been hit with unseasonably warm temperatures that have brought rain and destroyed much of the existing snow.

VOA: standard.2010.02.16

Secretary Gates says he understands that, but he told Japanese Foreign Minister Katsuya Okada the United States is committed to moving forward with the existing security realignment.

VOA: standard.2009.10.20

Under the House bill, the prohibition on denying coverage would begin one year earlier in 2013, with similar prohibitions on higher premiums based on pre-existing conditions or gender.

VOA: standard.2009.12.25

Insurance companies would no longer be allowed to deny health coverage based on pre-existing medical conditions a key point of weakness in and public anger with the current system.

VOA: standard.2009.07.21

The Iran Refined Petroleum Sanctions Act, which has overwhelming bipartisan support with more than would expand existing sanctions and effectively prohibit any non-U.S.company involved in selling,or enabling the sale or transport of, refined petroleum products to Iran from doing business in the United States.

VOA: standard.2009.09.25