让我们假设另一个星球的情况与地球上的相似。
Let us suppose another planet with conditions similar to those on the earth.
现在的情况很好，为地球！
现在地球是在最坏的情况。
绕地球轨道上的这种混乱情况近年来有所加剧。
The clutter in orbit around the Earth has accelerated in recent years.
绕地球轨道上的这种混乱情况近年来有所加剧。
The clutter in orbit around the Earth has accelerated in recent years.
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