Nanobots are robots the size of human blood cells or even smaller.

毫微自动仪是人血液细胞大小或者甚至更小的机器人。

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How about this, the sound the nanobots made in PREY was a screaming mechanical sound.

再来看这个，纳米机器人捕食时发出的声音是一种尖利的机械声。

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Ultimately, nanobots will replace blood cells and do their work thousands of times more effectively.

最终，纳米机器人将取代我们的红细胞，然且将比我们的红细胞工作效率高几千倍。

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One of the most difficult tasks when developing these nanobots is creating and maintaining propulsion.

CNN: Nanobots get to the heart of the matter

"We're not going to spend shareholders' money trying to make nanobots and fuel cells, " says Joseph Cross, the CEO.

FORBES: The science of small

LONDON, England (CNN) -- A new breed of nanobots is being designed to assist doctors by going where no surgeon or technology has gone before.

CNN: Nanobots get to the heart of the matter