She sat in silence enjoying the ebb and flow of conversation.

她默默地坐在那儿，饶有兴致地听着时高时低的谈话声。

《牛津词典》

The minister took up the theme and discoursed mellifluously on the ebb and flow of empires.

大臣接过话锋，滔滔不绝地谈论起帝国的盛衰兴亡。

youdao

Customers may also want protection from the ebb and flow of prices.

消费者也希望从价格的涨落(已修改)中得到保护。

youdao

But tides are the ebb and flow of saltwater against the coast.

VOA: special.2009.03.17

But just how does that kind of knowledge help us deal with the constant ebb and flow of political life?

但那种知识,如何协助,我们面对政治生活中的,恒存起伏？

耶鲁公开课 - 政治哲学导论课程节选

"In preparing for recording and taking those aggressive steps, you have to be one with the spirit, allowing the ebb and flow of the physical and spiritual to become one."

VOA: standard.2010.06.09

Yet, beyond the ebb and flow of politics, America is left with the harder questions about law.

ECONOMIST: Al Gore falls to earth

Another bit of the ebb and flow thing is understanding how different parts of the rally fit together.

FORBES: Chart Geeks May Finally Get Their Correction

Companies across our nation, however, require efficient air transportation to participate in the ebb and flow of commerce.

FORBES: Why Business Aviation?