Related topics: Cleaning, Football
sweep·er /ˈswiːpə $ -ər/ noun [countableC] 1 DHCsomeone or something that sweeps 清扫者,清洁工;清扫机 a road sweeper 马路清洁工;马路清扫机
2. British EnglishBrEDSF a football player who plays in a position behind other defending players 〔足球运动中的〕自由中卫