incorrigible /ɪnˈkorəʤəbəl/ adjective Learner's definition of INCORRIGIBLE
: not able to be corrected or changed难以纠正的；积习难改的；不可救药的 -
an incorrigible gambler/optimist/prankster不可救药的赌徒；生性难改的乐天派/恶作剧者
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an incorrigible habit of playing practical jokes喜欢恶搞的积习
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He is always the class clown and his teachers say he is incorrigible.他总是班里的活宝，老师们说他积习难改。
— incorrigibly
/ɪnˈkorəʤəbli/ adverb