[] to change the nature or limits of sth; to make people consider sth in a new way改变…的本质（或界限）；重新定义；使重新考虑◆Technology is constantly redefining the nature of work.技术正不断地重新定义工作的性质。◆Some of the most demanding top jobs might have to change or be redefined.一些要求最为苛刻的高层职位可能不得不有所改变或重新界定。⨁to redefine a brand / business / job / problem重新定义品牌／企业／职位／问题▸redefinition /ˌriːdefɪˈnɪʃn/