초년병new recruit 초병guard; sentry 취사병soldier on cook’s duty 탈영병deserter; runaway soldier 통신병signal corpsman; signalman 파병sending troops; dispatching troops 패잔병remnant of the enemy; straggler 포병gunner; artillery; artilleryman 해병marine 해병대marine corps

교과서textbook 도서관library 독서reading 서류document; papers 서점bookstore 엽서postcard 추천서letter of recommendation; letter of reference 가입서registration documents 계산서check; bill 계약서contract; written agreement