Mister Chu said sunlight,and its heat, will bounce off a white colored roof.

VOA: special.2009.06.19

"This region that has known a lot of hardship will bounce back just like it has bounce back before.

VOA: standard.2010.06.14

Unemployment is 9.5 percent in the United States, and Mr.Obama says hiring is usually one of the last areas of a struggling economy to bounce back.

VOA: standard.2009.07.14