窃听无线电信息是违法的。
在望远镜的帮助下，我们可以接收到遥远太空中更弱、更多的无线电信息。
With the help of the telescope, we can receive weaker and more radio messages far away in space.
电波望远镜就像一只耳朵，从宇宙的白噪音中分辨出有意义的无线电信息。
The radio telescope is like an ear, listening to tell meaningful radio messages from white noise in the universe.
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