Experts suggest that while Muslim-Americans work to secure the best possible education for their children, they should also redouble their efforts to educate the American public about Islam and about how they are passing their faith on to the next generation.

VOA: standard.2010.07.12

You know sometimes when you're losing and you redouble and you keep hoping to win back what you've lost?

你们知道,有时你输了就会把赌注加倍,并且总想把失去的都赢回来

耶鲁公开课 - 金融市场课程节选

"We discussed climate change extensively and all of us agreed that it was imperative for us to redouble our efforts in the weeks between now and the Copenhagen meeting to assure that we create a framework for progress in dealing with what is a potential ecologic disaster,"

VOA: standard.2009.11.03