ann的妈妈在打扫卫生Ann's mother is cleaning up.cleaning up 英[ˈkli:nɪŋ ʌp]美[ˈklinɪŋ ʌp][词典] 清理;[网络] 整理; 清洁洗涤; 善后;[例句]This room needs cleaning up.这房间需要打扫。
