The French-run PT Palyja, one of two private companies that control Jakarta's water supply, provides only a communal tank for the local residents to use.

VOA: standard.2010.08.04

Our bodies have mechanisms like that, that mainly use the principle of negative feedback in order to control the parameters that are important for life within a certain range.

我们的身体有着与之类似的机制,主要依靠负反馈原理来,将与生命息息相关的指标控制在一定范围

耶鲁公开课 - 生物医学工程探索课程节选

"I think that there are,already, concerns that the interim government will use their control of the local governments to stuff the ballots and rig the vote."

VOA: standard.2010.06.22

Gun activists are hoping to use that five to four ruling by the Supreme Court to challenge local and state gun control laws around the country.

VOA: standard.2009.10.01

One choice Mr.Obama faces is whether to send more troops to Afghanistan to prevent the Taliban from regaining control, or to use special forces and unmanned spy planes to target al-Qaida in Pakistan.

VOA: standard.2009.10.01

Mr.Obama is considering whether to send more troops to Afghanistan to prevent the Taliban from again taking control of the country or to use special forces and unmanned spy planes to target al-Qaida in Pakistan.

VOA: standard.2009.09.29