translation.en: They said, "It's all right, you can detect radio waves from the Sun, but the Sun is the only object in the universe that's close enough and bright enough actually to be detectable. You can easily calculate that radio waves from the Sun are fairly faint, and everything else in the universe is millions of times further away, so it certainly will not be detectable.
translation.zh: “没错，你能检测到来自太阳的无线电信号 但是 茫茫宇宙中 就只有太阳是跟我们足够近 并且足够亮因而可以被检测到的天体 这些来自太阳的无线电信号是很微弱的 而宇宙中其他的天体则离我们的距离则是地日距离的几百万倍 因此是不可能检测得到的