These will measure trade and economic balances,to signal when deficits or surpluses are becoming too large.

VOA: special.2010.11.13

Patience versus short term results and you actually want to have both of those in proper balances, and we're always kind of struggling.

耐心和短期的成果，实际上你,两者都想要，都想做好平衡，我们都在奋斗，都在努力。

斯坦福公开课 - 微软CEO-Steve.Ballmer谈科技的未来课程节选

You adjust the lengths and when it balances, you can sort of tell what this mass is, right?

调整它与支点的距离,然后当它平衡时,你就能得到质量是多少,对吧

耶鲁公开课 - 基础物理课程节选

A recent policy discussion in the journal Science compared the nutrient balances of different agriculture systems.

VOA: special.2009.07.28

This seems in many ways to be quite far from the American democracy based on constitutional government, systems of checks and balances, protection of individual rights, and so on.

这似乎在很多方面,有别于美式民主,后者的根基是宪制政府，制衡体系，保障个人权利等。

耶鲁公开课 - 政治哲学导论课程节选

"It did not adequately put in place a set of checks and balances on risk-taking that had systemic consequences."

VOA: standard.2009.03.24

a girl balances on one leg, holding her foot and glowering at a blushing boy, while another young couple dance in the background.

VOA: standard.2010.08.09

"Climate change challenges us all to find a new development paradigm that balances economic growth and long-term prosperity with social progress and ecological sustainability.

VOA: standard.2009.09.01

"I think we have learned from the experience of SARS and that we are better equipped to work together to ensure the traveling public of their safety given the checks and balances and the monitoring that have been put in place,"

VOA: standard.2009.04.28

But I think as time went on after the Rose Revolution, I think he wanted to perpetuate this kind of system in which there was really absence of checks and balances, no real opposition included in the political process very much sort of governing by committee of the inner circle, of loyal allies around the president.

VOA: standard.2009.09.01