false modesty
noun [ U ] uk/ˌfɒls ˈmɒd.ɪ.sti/ us/ˌfɑːls ˈmɑː.dɪ.sti/
假谦虚
behaviour in which a person pretends to have a low opinion of their own abilities or achievements
He shows great pride in his work and has no false modesty about his success. 他对自己的作品非常自豪,对所获的成功也不故作谦虚。