Dewey decimal system
劍橋詞典
- a system of organizing books and magazines , etc. in libraries , by which a book is given three numbers for each main subject and another number or numbers , after a decimal point (= a small solid circle ) for its place within that subject
杜威十進(jìn)位分類法（一種圖書館書籍分類法，用三位數(shù)表示每本書的總類別和具體類別） 返回 Dewey decimal system