duodecimo
                                                    英 [,djuːə(ʊ)'desɪməʊ]
                                                                    美 [,djuːə(ʊ)'desɪməʊ]
                        
                
                
                
                
                    
                                                                                                        duodecimo 英文词源
                
                
                    
                        - duodecimo
- 1650s, from Latin in duodecimo (folded) "in a twelfth" of a sheet, from ablative of duodecimus "twelfth," from duodecim (see dozen). Often abbreviated 12mo.; a book in which each page is the twelfth part of the printer's sheet.