Senator Charles Schumer - a New York Democrat - says the United States should impose punitive tariffs, if necessary, to level the playing field.

VOA: standard.2010.03.23

Today is meant to level the playing field so to speak.

今天这堂课纯粹是帮助那些平时爱玩的同学。

哈佛公开课 - 计算机科学课程节选

So there is more even playing field instead of the 21:1 ratio, we are doing much more, focusing on the positive.

比起21比1的比率，两方更均衡，我们做得更多，除了专注于积极的一面。

哈佛公开课 - 幸福课课程节选

The government's diversity drive for the grandes ecoles has prompted a call by a group of academics for the state to level the playing field in other areas, like offering more housing and scholarships to poorer students attending these institutions.

VOA: standard.2010.02.02

The proposal for a level playing field demands, of course, equal education.

等同地位竞争的提议，需要平等教育。

耶鲁公开课 - 政治哲学导论课程节选

Anti-doping officials say they want to protect the integrity of sports by guaranteeing what they call a level playing field.

VOA: special.2011.04.12

The right to play on any playing field.

VOA: special.2009.08.23

Speaking in Amharic through an interpreter, Mr.Meles said the agreement would guarantee a level playing field for all competitors in upcoming parliamentary elections.

VOA: standard.2009.11.01

"And we welcome the progress we achieved to provide a more level playing field for American firms exporting to China and operating in China."

VOA: standard.2010.05.25

But in fact academic studies have shown that this is wrong-footed and that in the long run by not having a level playing field, by not building systems, by not creating competitive markets you are actually undermining development and you are undermining economic growth and you are taking away the trust of potential investors."

VOA: standard.2009.11.17