Different from the embryonic stem cell we talked about before, it's an example of an adult stem cell.
和我们之前谈到的胚胎干细胞有所不同，这是一个成人干细胞的例子。
That's the sort of question that Su Zishun and his dorm-mates chat about before going to sleep.
这是苏志顺和他的室友们在“卧谈会”上的一个论题。
But there are drawbacks to Comet style connections you should know about before you consider using them anytime soon.
但Comet样式连接也有缺点，在考虑使用之前您应该对这些缺点加以了解。
When they opened up the tomb, they didn't find any of the treasures they heard about before.
他们挖开了坟墓，却并没有找到传说中的宝藏。
So, are there any other house rules in this office I should know about before I start working?
那么，在我开始工作之前还有哪些规矩是我应该知道的呢？
But you'll notice things about the layout of paper and whitespace that you never thought about before.
但是从此你会注意到纸张的排版和空白，这些你之前都没有想过的东西。
When you start to care about things that you didn't care about before, that's what we call growing up.
所谓长大，就是你开始在乎以前你不在乎的事情了。
Ray: the last thing I think about before I go sleep at night is finding the cure of my son. I have hope.
雷：我睡觉之前思考的最后一件事是治愈我儿子的病。我有希望。
HRO Well firstly, you'll need to plan what you are going to talk about before going ahead with a meeting.
人事运营经理：首先，你在会面之前要计划好要跟对方说什么。
They want to see the real nature beyond the cities and experience different cultures they may never know about before.
很多人希望感受城市之外的真正大自然，以及以前从未知晓的文化生活。
We all know that just about anything we post online is fair game for employers to check out, as we've posted about before.
我们都知道，我们在网上发的任何东西都有可能被老板看到，这一点我们以前曾经讨论过。
Read the first paragraph and the last paragraph. Can you predict what the text might be about before reading the full text? N. b.
先看第一段和最后一段在你阅读前，你可以估计出文章大意吗？
The US is still a very long way from Europe in these respects, to be sure - but these are issues it never had to think about before.
当然，在这些方面，美国还远不像欧洲，但是这些问题在以前是毋须考虑的。
When people say that someone has "discipline", as I've written about before, they really mean he has the motivation to stick to something.
我曾经写到过：当人们说一个人有自律性，他们实际的意思是那个人有坚持做某件事的动机。
But even when it comes to data binding, you'll find lots of options, and plenty of important issues to think closely about before you charge ahead.
但即使是使用数据绑定，您也会发现在继续操作之前有大量的选项和重要问题需要仔细考虑。
I trust the young generations (those way below 45) to address those problems and to find solutions. Solutions nobody ever thought about before.
我相信年轻一代(年龄低于45岁的)会讨论问题所在并找出解决方法。那些以前到现在都没有人想到过的解决方法。
But what about these phrases that we were talking about before. Should they just be repeated with empty mind, or with trying to feel their meaning?
但我们之前谈到的那些短语呢？在重复它们的时候，大脑中该是一片空白还是试着感受它们的含义？
Some of the difficulty we educators have with grading software engineering assignments stems from something I and many others have talked about before.
我们教育者在为软件工程作业评分上所遇到的一些难题来自我和其他一些人之前所讨论过的一些事情。
As I talked about before, having a ton of friends on social networks is a major pull on your attention, and results in superficial relationships anyway.
正如我之前所说的，社交网络上拥有大量好友极大的分散了你的注意力，然而这些人却都是泛泛之交。
The well-timed presentation of an ad for Chinese hotel rooms at almost the same time I was planning a trip to China was an example I've talked about before.
我之前举过一个例子，当我正计划去中国旅行时，恰好就看到了中国宾馆的广告。
Today I want to talk about something that I haven't talked about before. It's a "success secret" that is rarely used, but if used properly will propel you towards success.
今天我讲个以前没提到的内容：成功的小秘诀，我们以前很少发觉它，其实如果加以合理利用，它将会激励我们走向成功。
Unfortunately, the market's ups and downs ultimately depend on the choices of a massive number of people-and you don't know what they're thinking about before they decide to buy or sell a stock.
然而不幸的是，股市的上下波动是来自于千千万万股民的行为，而你无法知道他们在决定买或者卖的时候脑子里在想什么。
And Catherine, don't think, or say that I'm very unwell: it is the heavy weather and heat that make me dull; and I walked about, before you came, a great deal for me.
凯瑟琳，别认为、也别说我很不舒服；是这闷热的天气使我兴味索然；而且在你来以前我走来走去，对我来说，是走得太多了。
And Catherine, don't think, or say that I'm very unwell: it is the heavy weather and heat that make me dull; and I walked about, before you came, a great deal for me.
凯瑟琳，别认为、也别说我很不舒服；是这闷热的天气使我兴味索然；而且在你来以前我走来走去，对我来说，是走得太多了。
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