你眼睛看不到，因为那是红外线的。

You can't see it with your eyes, because it's infrared.

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至今星际尘埃是通过测量长于红外线的波长的强度和发光颜色来权衡。

The present day interstellar dust is weighed by measuring the intensity and color of emission at longer infrared wavelengths.

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因为尘埃打散了可视光，红外线的研究使得科学家们看到了来自通常情况下隐藏在物体后面的光。

Because dust scatters visible light, infrared studies allow astronomers to see light from objects normally hidden from view.

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