舞会 (large formal social gathering for dancing) [C]:a~at the palace 宫廷里的舞会;The banquet was followed by a~.宴会后是舞会。
have (oneself) a ball 痛快地玩 (infml)(尤AmE):Have a~on your vacation/at the beach.假期/在海滩上痛快玩玩!
→′ballroom n 舞厅;
【辨异】 ball和dance都可指“舞会”。但ball指隆重的大型正式舞会;dance则指通常的非正式舞会。