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Speculation about a divorce proved totally unfounded.

有关离婚的猜测证实纯属无稽之谈。

《牛津词典》

Little do we know that most of the fears we cater are unfounded; our minds have taken the habit of conjuring a scenario wherein feared situations arise.

其实我们没有意识到我们内心的很多恐惧都是毫无根据的。我们大脑经常会有这种习惯：大脑中幻化出一副副可怕的景象。

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But it should never be done in a manner which confirms Russia's unfounded claims to be the decisive force in this part of Europe."

VOA: standard.2009.09.17

Kagan's reputation as a harsh grader is unfounded.

关于卡刚严苛评级的坏名声属无中生有。

耶鲁公开课 - 死亡课程节选

Dow Jones, which publishes the Journal, became aware of the allegations last year and has concluded they are unfounded, a spokeswoman for Dow Jones said Monday.

WSJ: WSJ denies bribery in China

And the city is closely monitoring the emergence of a new Sars-like illness after rumours, later proved unfounded, of a case in Hong Kong in February.

BBC: Sars legacy still felt in Hong Kong, 10 years on

But even if fears of a systematic bias prove unfounded, the fuss about CPOs points to a broader problem for pollsters: the ever-increasing difficulty of persuading Americans to take part in political polls.

ECONOMIST: Political polls