refractory
Word family adverbrefractorilynounrefractorinessadjectiverefractory
re·frac·to·ry /rɪˈfræktəri/ adjectiveadj 1. formalDISOBEY deliberately not obeying someone in authority and being difficult to deal with or control 难驾驭的,不服管教的 SYN unruly Origin refractory (1600-1700) Latin refractarius, from refragari “to oppose”