perfunctory /pɚˈfʌŋktəri/ adjective Learner's definition of PERFUNCTORY
[more perfunctory; most perfunctory] formal
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used to describe something that is done without energy or enthusiasm because of habit or because it is expected敷衍的;马虎的 — perfunctorily
/pɚˈfʌŋktərəli/ adverb