con-, 强调。-firm, 固定。

1. His new role could confirm him as one of our leading actors.

他的新角色会确保他跻身我们的一流演员之列。

2. Further scans are required to confirm the diagnosis of an abnormality.

需要进一步扫描来确诊是否出现异常病变。

3. Earlier reports were unable to confirm that there were any survivors.

早先的报道无法证实是否有幸存者。

4. The tissue is examined microscopically to rule out or confirm cancer.

利用显微镜检查组织，以排除或确认癌变。

5. Recent medical studies confirm the efficacy of a healthier lifestyle.

最新医学研究证实了较为健康的生活方式的好处。