noun 下载 🔗分享 环衬,蝴蝶页 Either of two folded sheets of paper used to connect the front and back covers of a book to the first and last pages Examples : "The librarian carefully repaired the loose endpapers of the old book to keep the cover attached to the pages. " 图书管理员小心地修复了这本旧书松脱的环衬(蝴蝶页),以确保封面和书页连接在一起。 literature writing material part structure 与AI对话词汇游戏阅读练习