Using only a camera, a computer and a key-cutting machine, scientists have duplicated sets of keys after taking snaps of them from more than 60 metres away.

只需要一台照相机、一台电脑和一台配钥匙机，科学家们通过在60米开外进行拍照就可以复制一串钥匙。

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The metals, 17 in all, are also used to make lasers, magnets, camera lenses, computer memory chips and more.

稀土金属共有17种，也被用于制造激光、磁铁、相机镜头、电脑存储芯片，还有其他各种用途。

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While the students were filling out these questionnaires on a computer, its camera surreptitiously photographed their faces.

尽管学生们是通过电脑回答调查问卷的，但电脑的摄像头同时记录下了他们的遍布表情。

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With a computer,recorder,and camera, this language activist can work toward creating a dictionary of the Ishir language.

VOA: special.2009.12.02

Eventually, he was hired as chief scientific officer for Eyematic, a Los Angeles company that was developing algorithms that would allow a computer camera to recognize and track human faces.

NEWYORKER: The Visionary

And I was an interactive champion on the 2000 Fox Family game "Paranoia, " winning a top-of-the-line desktop computer with camera.

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If you have a computer and camera and you like to make things, you can make and sell anything you want.

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