这是一本旧书。
According to a survey by giant Alibaba in 2018, the market for the second hand book was booming last year as more Chinese tend to trade or exchange their used books online.
根据巨头阿里巴巴2018年的一项调查，二手书市场在去年蓬勃发展，因为越来越多的中国人倾向于在网上交易或交换他们的二手书。
Because it's all digital, it eliminates the used book market and eliminates any sharing, and because homework and tests are through an access code, it eliminates any ability to opt out.
因为它全是数字化的，它淘汰了二手书市场，也杜绝了任何共享，而且因为作业和考试都是通过准入码进行的，它让人们失去了选择退出的任何能力。
But because it's all digital, it eliminates the used book market and eliminates any sharing, and because homework and tests are through an access code, it eliminates any ability to opt out.
但因为它全是数字化的，它消除了二手书市场，也消除了任何共享，而且因为作业和考试都是通过准入码进行的，它消除了任何选择退出的能力。
There are also lots of used book shops online.
网上也有不少二手书书店。
Take some of your newer books to a used book shop for some moola!
把你一些比较新的书拿去旧书店卖钱！
The used book market takes a huge chunk out of my annual royalties.
我每年的著作版税中有很大一部分来源于往年的图书市场。
In my previous career as a librarian, I used book reviews to make purchasing decisions.
我以前做图书馆馆长的时候，一般根据书评来作采购决定。
Attend used book sales at libraries and other places where good books can be had inexpensively.
参加图书馆或其他地方举行的二手书本促销活动，低价可以买到一些很好的书。
A used book or nearly-new kitchen gadget may not be at the top of every Christmas wish list.
一本旧书或半新的厨房用具可能不是大家最想要的圣诞礼物。
I took 5 books to my favourite used book seller and he gave me enough money to buy my wife and I a Sunday roast!
我卖5本书给我喜欢的旧书店老板 就能换到我和我妻子的一顿周末烤肉.
Look inside all used books to make sure they are clean. Sometimes, the difference between a new and used book is only a few dollars.
旧书要检查书的新旧，有时候旧书和新书相差不过几美元。
For every two new books sold in U.S. college textbook market, one used book is sold, according to the National Association of college Stores.
这是因为他们发现了二手书市场的暴利，根据全国大学商店协会(NationalAssociation ofCollege Stores)透露，在美国大学教科书市场上，每出售两本新书，就会有一本二手书出售。
All it takes to get started as a birder is good eyesight, a simple field guide (even from a used book store) and an interest in watching birds.
准备开始做个“鸟人”非常简单，只需要一个好的视力、一本简单的野外观鸟指南(甚至是从旧书店里买来的也行)，还有对观鸟的兴趣。
Some 50 years after the author wrote Antiquities of Long Island the publisher found the manuscript among piles of other papers in a used book store.
在作者完成《长岛古风》大约50年之后，该书的出版商在一家旧书书店里，从一堆纸张中找到了书的手稿。
Now and then one encounters in antique shops and used book stores boxes full of old postcards valued for their antiquity, their images and their stamps.
有时候，在古玩店或旧书店里看到装满了明信片的盒子，因为其历史价值，别致的图片或邮票而被珍藏。
The style used by the authors in this reference book (for lack of a better description) greatly increases the clarity of the book itself.
这本参考书的作者们采用的行文风格（因为缺乏更好的描述）使得它更加通俗易懂。
It can be used to book a five-star hotel room.
它可以用来预订五星级酒店的房间。
That's why I wrote this book, which is about how to reorganize the economy for the future when technology brings about destructive changes to what we used to consider high-income work.
这就是我写这本书的原因，这本书主要讨论的是在未来社会，当技术给我们曾经认为高收入的工作带来破坏性的变化的时候，应该如何重新规划未来的经济结构。
Everything in this book is already known and used by at least some cyclist.
至少有一些骑手已经知道并且使用这本书里说的一切了。
The book describes how tea plants were grown and used to make tea.
这本书描述了茶树是如何生长和用来泡茶的。
I came across a book I used to read.
我偶然看见一本我以前曾经读过的书。
When we present a book to an older person, two hands are used.
当我们把一本书送给一位老人时，需要双手递出。
This book always makes me think of my mother because she used to read it to me when I was ill in bed.
这本书总是让我想起我的母亲，因为她曾经在我卧病在床时读它给我听。
When having a new book, I used to read the preface firstly, then the table of content.
书籍到了我的手里，我的习惯是先看序文，次看目录。
When having a new book, I used to read the preface firstly, then the table of content.
书籍到了我的手里，我的习惯是先看序文，次看目录。
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