persona non grata
/pɜːˈsəʊnənɒnˈgrɑːtə/noun
(pl. personae non gratae /-tiː/ )
- an unacceptable or unwelcome person难以接受的人; 不受欢迎的人:
Nabokov was persona non grata with the regime.
纳巴科夫是不受那个政权欢迎的人。
词源
Latin, from persona (see PERSONA) + non 'not' + grata, feminine of gratus 'pleasing'.