And we remain committed to doing all we can to try to prevent Iran from becoming a nuclear weapons power.

VOA: standard.2009.06.29

And so there was a dispute and the pharmaceutical company sued the South African government to try to prevent their buying the cheap generic, as they saw it, pirated version of an AIDS drug.

因此这存在着纠纷,制药公司起诉了南非政府,以阻止他们购买这些低价的非专利药，在他们看来，这些都是盗版的艾滋病药。

耶鲁公开课 - 公正课程节选

It wasn't caused by the Fed's sudden tightening against inflation. It was different it was this recession was not understood not anticipated; the Fed came in late to cut interest rates to try to prevent it from being worse because it just didn't seem to have any reason for happening.

它不是由于美联储对通货膨胀的,突然紧缩政策造成的，它不同之处在于,这个经济衰退没有被理解，没有事先准备好；,美联储试图阻止它恶化而,降低利率为时已晚，因为,它似乎看起来没有任何理由发生。

耶鲁公开课 - 金融市场课程节选

"The Kremlin are very aware of the risk that this might theoretically evolve as something bigger so they try to pre-empt, try to prevent, such kind of undesired evolution before it begins to happen."

VOA: standard.2010.05.19

What they are hoping to do is to come up with a coordinated plan to ease the recession, get their economies back on track and put in place regulatory measures to try to prevent similar crises in future.

VOA: standard.2009.04.02

State Department officials give no credence to the notion that the launch would be for scientific purposes and they say the United States is working diplomatically to try to prevent a North Korean action that they say would be provocative, destabilizing and unhelpful.

VOA: standard.2009.03.12

Perhaps the best way to prevent getting ripped off in business is to not try to get rich quickly.

VOA: special.2010.05.16

Farmers may not be able to prevent natural disasters, but they can at least try their best to reduce losses.

VOA: special.2010.02.09

He says he signed it to try and prevent further disintegration of the country's infrastructure and was prepared to take the political risk to try and move Zimbabwe forward.

VOA: standard.2009.09.15