发射的辐射要么被吸收，要么在地球表面反射。
The transmitted radiation is either absorbed or reflected at the Earth's surface.
冰把太阳辐射反射回太空，因此有助于防止地球升温。
Ice reflects solar radiation back into space and therefore helps to prevent the Earth heating up.
人们已经看到了从月球反射给我们的地球辐射，可以实际上观察到大气层中的氧、甲烷和臭氧。
People have looked at Earth's radiation reflected back to us from the moon, and you can actually observe the oxygen and methane and ozone in our atmosphere.
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