stapler
Word family nounstaplerstaple gunstaple
Daily life
sta·pler /ˈsteɪplə $ -ər/ noun [countableC] 
Da tool used for putting staples into paper 订书机 →4 See picture on 见图 Page A8 In the office 办公室里 →5 see picture at 见图 stationeryFrom Longman Business Dictionary
staplersta·pler /ˈsteɪplə-ər/ noun [countableC]OFFICE
a tool used for putting staples into sheets of paper