Their songs gradually get better and better, So it turns out that lots of the behavior is fairly similar between speech learning and songbird learning."

VOA: standard.2010.04.05

Instead, what they do is they bounce all around doing different things and gradually get better and better at it.

相反，它们来回乱窜，做各种尝试,然后逐渐对于从迷笼中逃脱变得熟练。

耶鲁公开课 - 心理学导论课程节选

A peculiar property of this is that the mortgage balance falls slowly at first and then it gradually picks up; it's just a property of this formula.

其中一个特别的性质是,刚开始抵押贷款余额降得很慢,渐渐的,越降越快,这就是这个公式的性质

耶鲁公开课 - 金融市场课程节选

"we became gradually aware that illegal logging is pervasive around the world."

VOA: standard.2010.05.28

Representative Jim Clyburn, who is responsible for generating Democratic votes in the House, has suggested that government-sponsored insurance could be implemented gradually in "pilot programs" across the country.

VOA: standard.2009.09.09

"What we are seeing China is that wages are gradually converging to those levels in the U.S.and Europe, but this convergence is going to take a very long time."

VOA: standard.2010.06.24

"Because it's happening so quickly, they haven't had time to adapt and change, if you imagine a climate changing over hundreds of thousands of years, bears and other animals would gradually move into other habitats,but because this is going to happen over decades, it will be too fast for them to adapt and look for other food sources,"

VOA: standard.2009.12.13