The evidence may be circumstantial at first — say, spectral bar codes of interesting molecules like oxygen, ozone, methane and water — and leave room for alternative interpretations.

最初的证据可能是间接的——比如说，类似氧气、臭氧、甲烷和水这类物质有趣的分子的光谱条形密码——为日后可供选择的其他解释留有余地。

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Critics of the Flat Earth Society say that its members simply deny any evidence that conflicts with their world view without offering real alternative hypotheses.

地平协会的批评家说，该协会的成员只是简单地否认任何与其世界观相悖的证据，却不提供任何其他假说来解释这些证据。

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When you have generated some plausible alternative hypotheses, you can now progress to step three: look for evidence regarding which of the thoughts is most likely to be correct.

当你产生了一些似是而非的替代假设以后，你现在可以进入到第三步：寻找证据，看一下那个思想最有可能是正确的。

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There is no precedent in modern history on which to base that conclusion and plenty of evidence for the alternative.

CNN: The Earth is full

In short order, it became clear that even the crown jewel of the Soviet empire relatively prosperous East Germany could not long survive the severe brain-drain and unimpeachable evidence of an alternative, better existence that ensued when the Hungarians gave, as a practical matter, what the Honecker regime had long denied its people: the right to emigrate.

CENTERFORSECURITYPOLICY: Center for Security Policy | Jackson-Vanik: Will Bush Reward Soviet Repression Or Preserve Key Incentive For Reform?

She admitted she was a "sceptic" about electoral reform because she believed all the evidence suggested that an alternative put more power into the hands of politicians rather than the people.

BBC: Beckett warns Ashdown on PR