Rather, each large eye is a dome-shaped bundle of tubes.As you move about, only the tubes that are oriented toward you appear black, giving the illusion that you are being tracked.

每个大眼睛就像一束绑缚在一起的显像管，当你移动时，对著你的管子就显示成黑色，因此你会有种错觉，认为它在盯著你看。

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Rather, each large eye is a dome-shaped bundle of tubes. As you move about, only the tubes that are oriented toward you appear black, giving the illusion that you are being tracked.

每个大眼睛就像一束绑缚在一起的显像管，当你移动时，对著你的管子就显示成黑色，因此你会有种错觉，认为它在盯著你看。

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The kidneys are structured as a bundle of very fine tubes.

肾脏的结构像紧捆的非常细的管子。

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The two researchers realized they could combine forces by creating a bundle of glass tubes, similar to what was being used for DNA analysis, for recording the electrical activity of individual neurons.

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At Mach 4 or 5, the air flow would become dangerously hot but this heat exchanger - consisting of a dense and closely-guarded bundle of tiny tubes - would chill things down to a manageable temperature in milliseconds.

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