setyourselfup assth
—phrasal verbwithsetverbuk/set/us/set/present participlesetting|past tense and past participleset
UKoftendisapprovingto say that you are aparticulartypeofperson
自称是，自命为
He sets himself up as anexpertonvegetablegrowing, but he doesn'tseemto me toknowmuch about it.他以蔬菜种植专家自居，但在我看来他对此懂得并不多。