在可见光波段，很多尘埃是不可见的。

In visible wavelengths, much of the dust can't be seen.

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X光波段也能描绘出暗物质的位置。

The X-ray light also likely traces out the location of dark matter.

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尤其可见光波段的隐身更是人类长久以来的梦想。

Meanwhile, invisibility at visible frequencies has been a fancy dream of people for long.

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尤其可见光波段的隐身更是人类长久以来的梦想。

Meanwhile, invisibility at visible frequencies has been a fancy dream of people for long.

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