Some futurists envision nanotechnology also being used to explore the deep sea in small submarine, or even to launch finger-sized rockets packed with micro miniature instruments.

一些未来学家设想纳米技术也可以用于在小型潜水艇里探索深海，甚至可以用来发射装有微型仪器的手指大小的火箭。

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His roommate was allowed to sit up in bed because some medical instruments would take some liquid out of his lung every afternoon.

同室病友在治疗中，每天下午，将有仪器从他肺中抽取液体，因此，他被允许坐在床上。

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Yet as questions about Enron's credit-standing spread this week, it began to have difficulty making markets in some instruments.

ECONOMIST: A financial black hole

And if a lack of liquidity is the problem in some credit instruments, the Fed's direct purchase of those assets should contribute to a credit thaw.

WSJ: Bernanke Goes All In

There are even expert tips on how to play instruments, in some cases there are video clips demonstrating the instruments in use.

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