bounce up and down

常见例句

Even though, the boy liked to bounce up and down.
盡琯如此，男孩還是喜歡上下彈跳。
A raisin dropped in a glass of fresh champagne will bounce up and down continuously from the bottom of the glass to the top.
一粒葡萄乾落入一盃新釀的香擯中時，它會從盃底到盃口不斷地上下跳動。
blog.sina.com.cn
And while people watching the values of their 401(k)s bounce up and down the last few weeks might doubt it, this is a profoundly positive story for the American economy, in particular.
然而，過去幾周觀看著自己養老金數目變動的人們也許會對此表示懷疑，特別是關於這將對美國經濟具有積極作用的觀點。

"The ones that are large, dark or old--they're dead, " he says, watching two pit bulls bounce up and down.
FORBES: Magazine Article
But, for example, whereas market-risk models can be tested every day as markets bounce up and down, credit-risk models have to be tested over the economic cycle.
ECONOMIST: Banking regulation
And when they do, they bounce up or down, and then what used to be the ceiling becomes the floor.
FORBES: 5 Stocks to Get Defensive in This Market