As a group that in charge of supervising in the Ming Dynasty bureaucrat, some of supervisors played the role of detergent of Ming government in difficult environment and did good to cleaning offical management during the middle and late Ming Dynasty.

• 摘要作为明代官僚集团中司职监察的一个群体，明中后期部分言官在艰难的环境中仍扮演了明朝政体“清洁剂”的角色，在澄清吏治方面有所作为。