The clinical trial involved four drugs that were given to more than 270 young patients, ranging in age from four to 19.

VOA: standard.2010.07.08

You bought the house for $300,000; you sell it for $270,000 that's exactly what you owe, so you have nothing left.

你以30万的价格买入房子,然后以27万的价格卖出,27万就是你的负债数,所以你什么都没剩下

耶鲁公开课 - 金融市场课程节选

In all,270 people died. In Washington, President Barack Obama called the release a mistake.

VOA: standard.2009.08.21

Last year, the United States contributed almost $270 million to the organization.

VOA: standard.2010.06.17

"The sight of a mass murderer getting a hero's welcome in Tripoli is deeply upsetting, deeply distressing, above all for the 270 families who grieve every day for the loss of their loved ones 21 years ago.

VOA: standard.2009.08.21

Iranian officials say at least 27 people were killed and some 270 wounded in twin suicide bomb attacks at a mosque in Zahedan in Sistan-Baluchistan province, where worshippers had gathered to mark the birthday of the Prophet Muhammad's grandson, Imam Hussein.

VOA: standard.2010.07.16