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But the word hacker is also used to describe a person who tries to steal information from computer systems.
VOA: special.2009.04.19
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And they were kind enough to send us this magnetic tank which we'll call forth from the computer solutions to a series of problems that would occur on a simulated flight to the planet Saturn.
他们很友善，送给我们这个有磁性的水槽,用于计算机解决一系列,土星模拟飞行中,可能出现的问题。
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- Your lecture -- I don't normally do this with your emails -- but your lecture the other day reminded me of this scene from The Computer Wore Tennis Shoes.
你的演讲--我通常不喜欢发邮件-,但是你几天前的演讲使我想起,“电脑穿网球鞋“的画面。
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A cow is released from the station if the computer decides it should not be milked.
VOA: special.2009.05.12
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But in fact, it is not. And so, something I find myself repeating over and over again to myself, to my graduate students, is when you get an answer from the computer, always ask yourself, why do I believe it?
但是实际上，它并不是，因此，我一直一遍又一遍的重复的,给我自己和你们这些学生的就是,当计算机给出一个答案后，一定要问问自己为什么要相信这个答案？
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He says one of the more popular items is a portable computer from nineteen eighty-one.
VOA: special.2011.02.15
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Well, the infinity mechanism, and many of you will be familiar with this from mathematics or computer science, is recursion.
这种无限机制是递归的,你们许多人会在数学与计算机科学中,熟悉这个词
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Metheny says he worked with inventors and technicians from around the country to build the robotic instruments used on Orchestrion. He programs and controls every sound from his computer, guitar or keyboard.
VOA: special.2010.03.12
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You get things in the energy of the room with so many students so you wouldn't just get from your computer.
和大家一起，在课堂的气氛中学习,而不是仅仅对着电脑。
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"We are here today to announce the first synthetic cell -- a cell made by starting with the digital code in the computer, building the chromosome from four bottles of chemicals, assembling that chromosome in yeast, transplanting it into a recipient bacterial cell and transforming that cell into a new bacterial species."
VOA: special.2010.07.20
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Because as a young, four or five-year-old company, if we're trying to attract somebody from a company that's been around since before I was born, that is in the computer industry, that's pretty hard.
因为作为一个只有四五岁的年轻公司，如果我们想要吸引大家的注意,尤其是在公司创立之前，这在电脑行业是很难的。
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The events of May 6 triggered an investigation as to whether the feverish sell-off stemmed from a computer glitch or market manipulation.
VOA: standard.2010.05.20
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They are just encouraging each other and I stop doing before work in morning, the paper pencil kind of activity because I saw them going right to the computer, and I say,hey, they're learning more from than when they are just from the revision.
他们在相互鼓励,我现在不用在早上，做那些纸和铅笔的活动了,因为我看到他们径直走到电脑那，我想，他们能从那学到的,比从复习中学到的要多。
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Many Americans can access the Internet on everything from a desktop computer to a handheld phone.
VOA: standard.2010.01.05
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What the clicker is is a little device that will allow you to enter responses to questions that will then get entered into my computer and we can show immediate poll results from the class.
表决器是一种小型设备,你可以通过它回答问题,这些答案会传进我的电脑,我们就可以迅速地得到投票结果
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"We've also learned a lot about the virus from mathematical and computer modeling.
VOA: standard.2010.02.16
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So what is shown here is the potential solution to potentially read out neural signals dragged from the brain and use these signals after some interpretations or decrypting if you will to drive prosthetic arms or computer cursors on the screen.
大家现在看到的是一种可能的解决方案,有助于解读病人大脑发出的神经信号,同时在经过翻译或者解码之后,使用这些信号，驱动假臂,或者电脑屏上的光标。
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The computer program continuously takes in data from a glucose monitor inserted into a patient's vein and calculates the dose of artificial insulin that needs to be infused through an insulin pump.
VOA: standard.2010.04.15
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What the mad scientist did,in effect was wipe out the hard drive, put in the other programs from the Shelly Kagan computer, but it's still the very same computer.
疯狂科学家所做的实际上是,清理硬盘，输入来自Shelly，Kagan电脑的其他程式，但电脑还是那台电脑。
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But climate change skeptics have seized on the recent theft of thousands of private e-mail messages from computer servers at a British climate research center to cast doubt on whether global warming is as serious as it has been made out to be.
VOA: standard.2009.12.09
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So I give you a scene from The Computer Wore Tennis Shoes.
我先给大家一个来自“电脑穿网球鞋“中的画面。
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Although we run it on a laptop so that we can monitor its operation, the algorithm itself doesn't require a lot of computer power and could easily be run from a chip that has the capabilities of one that's already in insulin pumps or in cell phones."
VOA: standard.2010.04.15
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You might remember vaguely logarithms from high school math and such but what this suggests for us , the computer scientists, is that this is certainly a smarter, a faster algorithm.
你可能还会依稀记得,高中数学里的对数,这就给了我们这些计算机科学家们，一些启示,即，这种算法更智能，更迅速。
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And part of the reason for putting it up is that I want to, as much as possible, answer that question by separating out the mechanism, which is the computer from computational thinking. Right.
提出这个问题的原因有一部分在于,我想尽量，将计算机与,计算思维分开,来回答它。
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So in your mind, if you are now the computer program and you are executing this thing from top to bottom, what just has happened verbally is we are stepping into the line of code that says sort left half of elements.
在你们看来，如果你现在是计算机程序,正在从上到下执行一系列指令，刚才所发生的就是我们现在已执行到了这行代码,它告诉你要对左半部分的元素排序。
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And that's when things really get interesting and so this just hints at the types of thinking that one can derive from the field of computer science and apply either to the field itself of computer science, or whatever domain it is that you are here too study.
这样就开始有意思起来了,这仅仅是我们从计算机科学领域,获得的一些思维方式上的启示,这种思维方式不仅适用于计算机科学本身，也同样可以应用在其他的学习领域。
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Even those of you who've taken AP computer science or something similar perhaps recall that even just getting a piece of input from the user is ridiculously not obvious.
你们中上了AP计算机科学这门课,或者类似的课程的人可能还记得,即使只是从用户那里得到一个输入,也相当麻烦。
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You're not going to start for the rest of your life if you ever need to solve a problem with a computer from scratch, odds are you're going to reach for some off the shelf packages or libraries or tools that other people wrote so that people like us don't have to reinvent the wheel again and again.
如果你想用Scratch来解决问题,却使用其他人写的程序,或者利用现成的资料或工具,这样以来,我们的确可以避免做重复性的工作,但却永远学不会编程。
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We know already and we know last week from our demonstration of the floppy disks and such that there're various forms of memory inside of a computer.
大家上个星期应该从,软盘得知电脑上其实有,很多种存储装备。
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