[countable] a document that forms an official record or list（作为正式记录或清单的）本子，簿册◆a chequebook支票簿◆a phone book (= a list of the names, addresses and telephone numbers of people and businesses) 电话簿a piece of writing published in printed or electronic form（印刷或电子）书，出版物◆an e-book电子书 (Commerce 商业; Finance 金融) a list of clients and/or investments that a person or a company looks after一组顾客；一组投资项目◆You will learn the skills required to manage a book of accounts for one or more pension funds.你将学会管理一个或多个养老基金账户的技巧。 ●by the ˈbookfollowing rules and instructions in a very strict way循规蹈矩；严格遵守章程◆Doing things by the book doesn't always work in the real world.照章办事在现实生活中并不总能行得通。  ➡  idiom at throw  ➡  books appointment book Blue Book cash book double-book off-the-books order book paying-in book phone book rule book run of book transfer book yellow book