back covers信息详情
封底；表后背
covers───n.覆盖；封面，盖子；暗礁，保证金，暗礁群；v.覆盖，包含（cover的三单形式）
album covers───唱片封面
burner covers───燃烧器盖
manhole covers───井盖
snow covers───积雪；积雪层；雪盖层
book covers───书的封面封底；图书封面；书皮
cushion covers───垫子套
budge covers───预算覆盖
magazine covers───杂志封面
She threw back the covers and leapt out of bed.───她掀开被子跳下床来。
Ann threw back the covers and scrambled out of bed.───安掀开被子，急忙下了床。
He threw back the covers--the boy was gone!───他掀开被子——孩子不见了！
WIN450 Small offset ress can print all kinds of colour products as colour picture, the front and back covers of a book.───WIN450单面小型胶印机可印刷彩色图片、杂志封面等各种彩色印刷品。
Create professional looking proposals and presentations. Durable poly front and back covers with coordinated design.───为提案文件创造专业的外观，耐用的材质，使用更持久。
Create professional looking proposals and presentations. Durable poly front and back covers with coordinated.───专业的外观设计，使用持久耐用。
these books will be mentioned on the back covers as in the original edition.───如原始版本一样，这些系列图书的相关内容将会在本书的背面出现。
Some had full color front and back covers and many insertions.───有些人全彩色封面和封底和许多插入。
Analysis and Discussion on Designing Front and Back Covers of Sports Science Technology Periodicals───对体育科技期刊封页设计的分析及探讨
If you wish, you can have the children create front and back covers for their books using construction paper , paint, markers, and other art supplies.