综述:bookcase 书柜、booklet 小册子、bookmarks 书签、bookpaper 印书用纸、bookrunner 账簿管理人、bookshelf 书架、bookstar 文本阅读器、bookkeeping 会计记账。
例句:
1、This book is the result of 25 years of research.
这本书是25年研究的结晶。
2、The book wasn't anything like as good as her first one.
这本书远远不如她的处女作。
3、The book is the fruit of years of research.
这本书是多年研究的成果。