Physics isn't just about pure science with no immediate applications.

物理学并非没有直接应用价值的纯科学。

《柯林斯英汉双解大词典》

In this sense, SETI is another cog in the machinery of pure science which is continually pushing out the horizon of our knowledge.

从这个意义上说，SETI 是纯科学系统发展的又一个重要推动力，它不断拓展我们的知识面。

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Pure science observes and explains.

纯粹科学进行观察和解释。

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Professor Paul Matthews, a neuroscientist at Oxford University, says a mind-reading machine is pure science fiction.

BBC: A BBC reporter tries out a conventional lie detector

And of course, using Roswell, NM as home base makes it all more science project than pure science.

FORBES: Felix Baumgartner Launches Own Brand In Record Time

The price makes the 14 May launch the single most valuable flight for pure science in the history of European space activity.

BBC: Telescopes given 'go' for launch