主教任命了一位助理主教来分担教区日益繁重的工作。

The bishop appointed a ___coadjutor to share the increasing workload of the diocese.

这位教授邀请了一位年轻学者作为他的助手，共同完成研究项目。

The professor invited a young scholar as his ___coadjutor to collaborate on the research project.