This makes it difficult for air to flow in and out of the lungs.

VOA: special.2009.07.28

You might see them on the site and we just keep our operating expenses low so far and by doing that, we've been able to stay cash flow positive for basically the entire existence of the company.

在网站上可以看到,我们一直保持低成本运营，这样可以使得现金流的流入大于流出,自公司创办以来都是这样做的。

斯坦福公开课 - 扎克伯格谈Facebook创业过程课程节选

Well according to one school of thought ; there isn't anything particularly revolutionary about monotheism; and the classical account of the rise of monotheism, that has prevailed for a very long time, runs as follows, and I have a little flow chart here to illustrate it for you.

曾经某个思想学派告诉我们,一神论其实没有什么独特的新颖之处;,而它却能飞速崛起，备受重视，盛行了很长一段时间，正如我下面要提到的，我这儿有一些图来帮助你们理解。

耶鲁公开课 - 旧约导论课程节选

It's just so much," Workers from the territorial government are surveying coastal households to assess the damage, and people are grateful for the help that is starting to flow in.

VOA: standard.2009.10.07

OK, so how can I code this up? Well, you might think, let's just jump in and write some code, I don't want to quite do that though, because I want to show you another tool that's valuable for thinking about how to structure the code, and that is a something called a flow chart. Now.

好，那么我怎么把这个以代码实现呢，你可能会想，让我们进去直接写代码把,但是我不想这么做，因为我想教给大家另外一项很有价值的,用来组织代码的工具，叫做流程图,现在，像Guttag教授,和我这么大岁数的人。

麻省理工公开课 - 计算机科学及编程导论课程节选

"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

She wonders what else they can do. For now,the Mahmoud family and others have no choice but to keep containers ready for the days when water does flow through the taps.

VOA: standard.2009.08.01