单词	Be you busy?
释义	Be you busy? 你忙吗?
随便看	collective nursery collective occurrence collective offence collective offense collective of prisoners collective of probationers collective of student teachers collective open sales system collective operation collective opinion Collective opinions collective opposes collective opposition collective optics collective organization collective orientation Collective-orientation collective oscillation collective outburst collective output collective overpressure protection collective owned Collective-owned Collective-owned construction land collective-owned economy