국내interior of a country; domestic territory 내과internal department 내용content; substance 시내downtown 안내introduction 안내문letter of notice; notice; introduction 안내인guide; docent; receptionist 교내being in school 국내선local line; domestic service 국내적local; domestic

통역interpretation 통역사interpreter 통역관official interpreter 한역translation into Chinese 한역translation into Korean 국역translation into one's own language 내역item; detail; description 대역translation 동시통역simultaneous interpretation 번역가translator

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