In the past oil and ecology have struck a delicate balance in Louisiana, but as the massive slick drifts closer to the coast that could be coming to an end.

VOA: standard.2010.05.09

Humoral comes from the term humours and it used to be that we thought about disease as being caused by the balance of humours in our blood.

体液一词来源于体液学说,过去认为疾病的产生,与血中的体液平衡有关

耶鲁公开课 - 生物医学工程探索课程节选

"I think on balance it will be positive in the sense that it is stimulating a recognition beyond the shores of North America, that this needs to be dealt with better."

VOA: standard.2010.04.01

"By creating this process which non-banks whose failure would have systemic consequences could be wound down in an orderly fashion, we would restore balance and force firms to face the consequences of their actions,".

VOA: standard.2009.03.26

Senator Kerry said the package is intended to be a true sign of friendship for Pakistan, while spokesman Crowley said it creates balance in the U.S.aid program and that it is hard to see how that impedes Pakistan's military.

VOA: standard.2009.10.13

Although he is focusing on specific cases of possible police misconduct, Nick Hardwick said there is a great need for a much larger debate to be held in the country regarding the correct balance between security and liberty.

VOA: standard.2009.04.21