The Roll-Back Malaria Campaign is a global initiative aimed at providing preventative methods to everyone in at-risk countries by 2010.

VOA: standard.2009.04.25

Helmets, roll bars, caution flags... I like the fresh air... and looking at the poor people in the infield.

头盔，保险杠，警示旗。,我喜欢新鲜空气。,还喜欢看场上的倒霉蛋们。

耶鲁公开课 - 公正课程节选

Berman says the legislation would be only one point of pressure on Iran to roll back its uranium-enrichment program, which the United States believes is aimed at producing a nuclear weapon.

VOA: standard.2009.10.28

It is not a cartoon. We are not standing at a lectern voicing it. We had to do it so every jump and smash and roll and smirk and glimmer and kiss we did.

VOA: standard.2009.12.19

"I think a lot of European allies, including France, are looking to the United States to roll out a new Afghan strategy that they can more comfortably buy into, and they will be looking at whether they can up their contribution, their military contribution, their economic contribution, after they have seen that particular strategy,"

VOA: standard.2009.03.29