For those of you who are a bit unsure, we do have a video you can watch to see what happens.

对于你们当中那些有点不确定的人，我们确实有一段视频，你们可以看看发生了什么。

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Supposedly you can do it in two hours, but we stopped at the different gates and watchtowers to take pictures or just to watch the local people going about their daily routines.

按说两个小时就能走完城墙，但我们在不同的大门和瞭望塔上停下来拍照，或只是观察当地人的日常生活。

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The tech company has developed a high-tech teddy bear that can do everything from spout directions to yelling "Watch Out!" when you brake too fast.

这家技术公司开发了高科技的泰迪熊，它可以做出任何导航动作甚至在你刹车太急时大喊“小心！”

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Well, it also illustrates that one of the things you do after you introduce a vaccine, you can't stop there, you have to continually watch what's happening with this disease in your population.

同时,也告诉我们,将疫苗推向公众后,你不能就此放手,你必须得继续观察,接种过疫苗的人中,该疾病的发病情况

耶鲁公开课 - 生物医学工程探索课程节选

They want to do all the thinking for you -- when to sleep, when to get up, when to shower, when to eat, what you do, what you can't do, who you can see, when you watch TV, when you go to bed.

CNN: The freed man

You say you want me to teach you how to do the watch steal, so you can start performing, but I need to see some real effort from you, do you understand?

NEWYORKER: A Pickpocket��s Tale

To get an idea of what the extreme microscope can do, you can watch this 1.43 minute video.

FORBES: The Socialization of Microscopes