운전driving; operation 운전사driver; operator 자전거bicycle 회전문revolving door 대리운전designated driver; temporary chauffeur 우회전right turn 운전기사driver 운전면허driver's license 운전면허증driver's license 운전석driver's seat

담임homeroom teacher; being in charge of class 임무mission; duty; assignment 책임duty; responsibility; obligation 책임감sense of responsibility 책임자person in charge 초임first post; first duty 취임inauguration; taking office 취임사inaugural address; inauguration speech 취임식inauguration; inaugural ceremony 퇴임retirement