According to historian Richard White, even the attribution of secondary responsibility may not be supported by the evidence.

历史学家理查德·怀特认为，即使是次要责任的归属也可能没有证据支持。

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These patients had been operated on for the primary cancer but there was evidence of secondary tumours.

这些病人曾因原发性癌症做过手术，但是又有了继发性肿瘤迹象。

《柯林斯英汉双解大词典》

In conclusion, \ \ \ "we found no evidence to support antioxidant supplements for primary or secondary prevention, \ \ \" they said.

总而言之，“我们没有发现证据支持抗氧化剂补充物有主要或次要的预防作用”，他们说。

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Though the authors note as a curiosity that campaigns against secondary smoke predated the evidence that it did any harm, they show no desire to explore this seemingly reversed causality.

ECONOMIST: A question of dodgy science

And though some have been skeptical about choosing Indy as a host city for a variety of reasons (e.g. city size, potential weather concerns), the preliminary evidence from the secondary ticket market seems to indicate that fans from the Northeast will be in greater attendance than they were when the two teams met in Super Bowl XLII in 2008 in Glendale, AZ.

FORBES: Early Evidence: Northeast Consumers More Likely to Attend Super Bowl Rematch in Indy

The city can effectively ban them by claiming it is doing so to prevent litter, traffic, lowered property values or other secondary effects it claims the business may cause (and needs scant evidence to support the regulation).

CNN: Chick-fil-A and free speech