买二手教科书。
Amazon is a great place to buy and sell used textbooks.
亚马逊是一个买卖旧课本的好地方。
L: Generally, I learned English on a self-learning basis. In 1980’s, I used textbooks 1-4 by Xu Guozhang.
我的英语几乎都是自学的，在八十年的时候，使用的教材是许国璋一至四册。
Unlike most other expat classes taught outside universities, Yechen used textbooks and insisted that we learn at least a basic grounding in characters.
与大多数在校外给外国人上汉语课的老师不同，叶琛按课本教学并坚持要我们至少掌握一些汉字的基本知识。
In 2005, the market for used textbooks in the U.S. was valued at about $1.6 billion which was about a third of the total market for educational and professional books.
在2005年的时候美国二手书市场的交易金额高达16 亿美元，这是教育专业书籍市场规模的三分之一。
By analyzing bibliographies and contents in the used textbooks, the paper demonstrates the changing course of mathematics textbook contents and the effect caused by exterior factors.
通过对书目及重点使用过的教科书内容的分析，说明数学教科书内容的变化过程以及所受的外部影响。
Textbooks are designed to be used in conjunction with classroom teaching.
教科书被设计成与课堂教学配合使用。
Bailyn holds that, contrary to the notion that used to flourish in America history textbooks, there was never a typical New World community.
贝林认为，与过去在美国历史教科书中盛行的观念相反，从来没有一个典型的新世界共同体。
Graphics are used in textbooks as part of the language of the discipline, as in math or economics, or as study aids.
在教科书中，图形作为学科语言的一部分使用，如数学或经济学中，或作为学习辅助工具使用。
Kyrgyz is increasingly used for instruction; the transition from Russian to Kyrgyz has been hampered by lack of textbooks.
在教育中，吉尔吉斯语的使用正在上升；教科书的缺乏妨碍了从俄语改为吉尔吉斯语。
These were used as standard university textbooks across Europe for hundreds of years.
一百多年来，整个欧洲都将这两本书列为大学必修教材。
Would you please share with us your personal experience of learning English? What textbooks were used then? Did you have any special approach?
请您讲讲您个人学习英语的经历好吗？当时使用的是怎样的教材？您有什么自己独特的方法吗？
On the textbooks of dialectic which they used they wrote commentaries and glosses, into which.
关于教科书的辩证，他们用他们写的评论和美化，到其中。
There's no secondary textbook for eTextbooks. Though eBooks are generally cheaper than new textbooks, there's no option to buy a "used" eBook.
电子书代替不了教科书，虽然电子书更便宜，但是却是重复使用的，教科书可是崭新的。 。
In general textbooks, less than 50% of the space is used to express the true content.
在一般的教科书中只有不足50%的篇幅是用来表达真正内容的。
I used to keep my deskmate from reading my personal mail by hiding it in her textbooks.
我常常把私人信件藏在同桌的课本里，以防她偷看。
In addition to the Advisory Committee opinions, current medical periodicals and textbooks are used to provide up to date information about the procedure or service.
除顾问委员会意见之外，当前医学期刊和教科书被用于提供在程序和服务方面更新的信息。
Textbooks are used for 5 years on average.
教材的使用年限在5年左右。
They can be used in textbooks and in mainstream media articles about the person.
它们可以应用到教材或主流媒体的人物报道中。
Therefore, the language used in textbooks could be described as' impure '.
因此，教科书中所使用的语言可以用“不地道”来形容。
The Chinese textbooks used shall be in conformity with the norms of the standard spoken and written Chinese language.
使用的汉语文教材，应当符合国家通用语言文字的规范和标准。
We visited Changzhou Qunli Pupil school and noticed that they had no books beyond the textbooks they used in school.
我们走访了常州群力小学，看到孩子们除了必要的教科书，基本没有其他的书籍来源。
The assignments refer to various spreadsheet and database files that are based upon the contents of the textbooks used in the course.
指派的作业请参考本课程使用的教科书中所附加的各种试算表和资料库档案。
Because most English students use the same methods. They went to the same kinds of schools. They used the same kinds of textbooks so they get the same kinds of results.
因为很多学英语的人都是使用相同的方法，到一样的学校，学习一样的教科书，所以结果也是一样的。
In some circuit textbooks the rectifier circuit with the filter has been used as an example to illustrate the harmonic analysis of nonsinusoidal circuit adopted Fourier series.
在一些电路教材中常把带滤波器的整流电路作为一个实例，用以讲述用傅立叶级数的谐波分析方法来求解非正弦电路。
Authentic material is always used in this book. The readings are unsimplified chapters from textbooks and other sources with which university students must become familiar.
本书采用的材料真实可靠，阅读材料来自于未经简化的原版大学课本或是大学生们所必须熟知的材料。
Authentic material is always used in this book. The readings are unsimplified chapters from textbooks and other sources with which university students must become familiar.
本书采用的材料真实可靠，阅读材料来自于未经简化的原版大学课本或是大学生们所必须熟知的材料。
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