The piston has a cross-sectional area, a, and the force pressure is force per volume area.

我们以活塞系统为例，来说明膨胀功。

麻省理工公开课 - 热力学与动力学课程节选

The Mission is also a really great area, a lot of Mexican-American, Spanish restaurants and culture.

米申区是个好地方，有很多墨西哥裔，西班牙式餐厅和文化。

鲜为人知的名胜 - SpeakingMax英语口语达人

So the word "tax collector" didn't necessarily mean that the person themselves were wealthy, but whoever had the tax-- - what's the thing I'm looking for?-- franchise, whoever had the tax franchise for that area would be someone from a wealthy background.

所以“税吏“一词并不是指,那人就是有钱人，不过拥有。。。,那个词怎么说来着-,拥有该地区收税权的人,应该是家境富裕的。

耶鲁公开课 - 新约课程节选

So control of these international highways brought a great deal of wealth to the area, but the central location was a double-edged sword, because in times of peace it would bring prosperity, but, of course, in times of war the land was perpetually invaded as armies would crisscross the land going off to do battle with the great powers.

对这些国际要道的控制,给这个地区带来了大量的财富，但这处于中心的地理位置也如同一把双刃剑，因为在和平时期它带来繁荣，但，在战乱时期，这块土地常常被侵略,当军队在此刀刃相交,或者经过与强国征战。

耶鲁公开课 - 旧约导论课程节选

And in the last 20 years or So, this has been a huge and vibrant area of study where people are trying to wire up machines that can do brain-like things from components that look a lot like neurons and are wired up together as neurons are.

在过去的二十多年里,这是一个非常活跃的研究领域,研究者们试图应用,外表和连结方式均与神经元相类似的元件,制造出具备大脑功能的机器

耶鲁公开课 - 心理学导论课程节选

Then we'll talk about engineering of DNA and why this has been such - not only a rapidly growing and advancing area but one that's so important for Biomedical Engineering.

然后我们会谈论DNA工程,以及为何它不仅,是一个向前飞速发展的领域,而且对生物医学工程十分的重要

耶鲁公开课 - 生物医学工程探索课程节选

So it's a pretty up-and-coming area, actually.

所以，实际上南市场区是很有前景的一片区域。

我住的地方是 - SpeakingMax英语口语达人