FIFTY years ago, an American astronomer called Frank Drake started to search for signals coming from alien civilisations.

早在50年前，美国天文学家FrankDrake(弗兰克·德瑞克)就已开始搜寻来自外星文明的信号。

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Some started to fight Drake and his men.

一些人开始与Drake和他的那些人作战。

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Some started to fight Drake and his men.

一些人开始与Drake和他的那些人作战。

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