ballroomWiktionary 原文/ˈbɔːlruːm/n.舞厅，跳舞场中文释义来自 ECDICT构词拆解ballball词干roomroom词干词源说明From ball + room.释义名词noun1A large room used for dancing and banquets.2A type of elegant dance.动词verb1intransitiveTo take part in ballroom dancing.同族词派生词 4