A device containing the functions of scanner, printer, copier, and fax in one unit. These devices cost less and occupy less space than the individual elements and are attractive to small businesses and home users.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。