Late at Night, Do You Turn Off Your Cell Phone? Today, my friend asked me a question.

今天，朋友问我一个问题，晚上的时候你关机吗？

youdao

But in exchange, you have to tell me where the cell phone is.

但是作为交换，你必须告诉我那个手机在哪。

youdao

While, like bacteria, archaeans don't have a cell nucleus, they share other traits with eukaryotes like you and me.

虽然，像细菌一样，古生菌也没有细胞核，但是它们与你我这样的真核生物具有其他共同的特性。

youdao

All cells are the same and I say that because any cell within you or within me is the same in many respects.

我之所以说所有细胞都是一样的,是因为你我体内的细胞,在很多方面的确一模一样

耶鲁公开课 - 生物医学工程探索课程节选

This diagram here sort of allows me to walk you through some of the terminology of this stem cell development and talk about these concepts.

这张图让我能跟你们一起,走马观花地看看干细胞发展中的术语,探讨一下这些概念

耶鲁公开课 - 生物医学工程探索课程节选

So, for example, if we look at sodium channels, and sodium channels are some of the particularly prevalent ones when we're talking about neurons, if you think about the cell membrane, and this little green cartoon is me trying to show a sodium channel here, and in this case, you can see that it's closed, such that no ions are getting through.

比如，让我们来看一下钠离子通道，钠离子通道是我们会经常遇到的几个之一,在讨论神经元的时候，如果大家想想细胞膜，而这个绿色的小示意图就是我用来表示,钠离子通道的，在这种情况下，大家可以看到它是关闭的，因此没有离子可以通过。

麻省理工公开课 - 化学原理课程节选

You know, there was a lady next to me on her cell phone all the way through and she was just, you know, being rude.

NPR: Could The President's Week Get Any Worse?

So if you agree with me, then I need all of you -- I see a lot of cell phones here and a lot of -- (laughter) -- all kinds of stuff -- (laughter) -- I want you to send a message to Congress.

WHITEHOUSE: President Obama Speaks on College Affordability

Ms. HAMAMA ABUBACKAR (Resident, Saint-Denis): (Through translator) Before you couldn't even talk on your cell phone in public because of the hoodlums around here - and believe me, there are plenty of them - wouldn't hesitate to just grab it from you and hit you.

NPR: Violence Overshadows Upcoming French Elections