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。

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。

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.

先有了抗议二次吸烟的运动，然后才出现相关的证据，虽然作者对此表示好奇，但他们并不打算深究这种似乎前后颠倒的因果关系。

It probes into the inherent, external and secondary value of the scientific evidence.

探讨了科学证据的内在、外在和次级价值。

Evidence that for the last six years of secondary school you studied in an institution where French is the main medium of instruction (transcripts, certificate).

确保在六年的中学学习中，法语是作为主要的教学媒介，并提供成绩单和证书。