由于其巨大的质量，这个星系团相当于一个宇宙放大镜，使光线在它的四周弯曲。

Because of its huge mass, the cluster acts as a cosmic magnifying glass, causing light to bend around it.

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有一个宇宙的法则称为播种和收获原则。

There is a universal law called the principle of sowing and reaping.

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两个宇宙飞行器在外层空间对接并交换宇航员。

The two space vehicles docked in space and exchanged astronauts.

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