The code to access the program cost $120—a big sum for Harper, who had already put down $450 for textbooks, and had rent day approaching.
获得进入这个程序的代码花费了120美元——这对哈珀来说是一笔大数目，因为她已经付了450美元的课本费，而且马上就要交房租了。
But the code to access the program cost $120—a big sum for Harper, who had already put down $450 for textbooks, and had rent day approaching.
但是进入这个程序的代码花费了120美元——这对哈珀来说是一笔大数目，因为他已经付了450美元的课本费，而且马上就要交房租了。
In addition to being a repository for textbooks covering a wide range of subjects and educational levels, its ethic is taken from the digital music world.
除了作为涵盖广泛学科和教育水平的教科书库之外，其道德标准来自数字音乐世界
Parents will definitely object to paying more for textbooks.
家长肯定会反对多付课本费。
“The real hurdle is getting them to try it,” said Tracey Weber, the company’s executive vice president for textbooks and digital education.
该公司负责教科书和电子教育业务的执行副总裁特雷西·韦伯说：“现实的困难会正让他们来尝试这款软件的。”
"The real hurdle is getting them to try it," said Tracey Weber, the company's executive vice President for textbooks and digital education.
该公司负责教科书和电子教育业务的执行副总裁特雷西·韦伯说：“现实的困难会正让他们来尝试这款软件的。”
In addition to being a repository for textbooks covering a wide range of subjects and educational levels, its ethic is taken from the digital music world, he said - rip, burn and mash.
除了现今存放的教科书覆盖的范围广泛的主题和教育水平之外，他说，其道德标准来自数字音乐世界，如撕裂，烧伤和土豆泥。
She rented her economics and statistics textbooks for about $20 each.
她以每本20美元的价格出租了她的经济学和统计学课本。
As a result, there were very few textbooks for the students to use.
结果，可供学生使用的课本很少。
It's important for us to understand what we've read instead of just copying from textbooks and learning facts.
对我们来说，重要的是要理解所读的东西，而不是只照搬课本，死记事实。
We actually have purchased all of the online textbooks for our students for just under $6 million.
实际上，我们为学生购买了所有的在线教材，总共花费不到600万美元。
For the college student, the most helpful of these skills include making use of the various aids to understanding that most textbooks provide and skim reading for a general survey.
对于大学生来说，这些技能中最有帮助的包括利用各种辅助工具来理解大多数教科书所涉及的知识，以及进行全面调查时所需的略读。
From 1800 to the present day, textbooks have done this by posing questions for students to answer inductively.
1800年至今，教科书都是这样做的：提出问题，让学生做归纳性回答。
Experts observe that "textbooks come in layers, something like an onion". For an active learner, engaging with a textbook can be an interactive experience.
专家们注意到“教科书是有层次的，就像洋葱一样”。对于主动学习者来说，接触课本是一种具有互动性的体验。
This school year, the schools shifted from hard cover to electronic textbooks for social studies in its middle and high schools.
本学年，这些学校的初中和高中的社会研究教材从纸质教材转向了电子教材。
Heilbroner's theory has become doctrine in some economics textbooks: for example, Monte Palmer disparages nontechnological rural development projects as inhibiting constructive change.
海尔布隆纳的理论已经成为一些经济学教科书的教条：例如，蒙特·帕尔默认为非技术性的农村发展项目阻碍了建设性变革。
This connection happens not only by means of collaborative development, review and testing, but also at conferences where faculty regularly decide on their textbooks and curricula for the coming year.
不仅协作开发、审查和测试这几种方式能实现这种联系，教师开会拟定来年教科书和课程也能实现该联系。
"I try to make things as inexpensive as possible," said Hunt, who uses free digital textbooks for his classes but designs his own curriculum.
亨特说，“我会尽可能让东西便宜些。”他在课堂上使用的是免费的电子教科书，但课程是自己设计的。
"I try to make things as inexpensive as possible,'' said Hunt, who uses free digital textbooks for his classes but designs his own curriculum.
亨特说，“我尽可能地让东西便宜些。”他在课堂上使用免费的电子教科书，但自己设计课程。
I'll pay for the textbooks for next term.
我来付钱卖下学期的课本。
His works are often chosen as textbooks for foreign language learners.
他的作品经常被选为外语学习者的教材。
It is reported that hundreds of schools in China will use the textbooks for primary and secondary school students in 2019.
据报道，2019年，中国数百所学校将在中小学生中使用该教材。
At that moment, I remembered that my father often said, "The classroom is a place for learning and that includes learning from textbooks, and mistakes as well."
那一刻，我想起父亲常说，“教室是学习的地方，包括从课本中学习，也包括从错误中学习。”
So that summer, I got the textbooks for all my freshman courses and read them before I took my first class.
因此在那个夏季里，我找到我要上的所有大学一年级课本，在入学前一一阅读。
She says it is important to have professional textbooks that are designed for children by educators, artists and environmental experts.
她说，由教育家、画家和环境专家为孩子设计编写专业的课本非常重要。
Some have even mandated warning stickers for their science textbooks.
一些学校在科学教科书中强制加入了警告条。
For example, many textbooks state that if a skull is initially intact, the brains will boil and cause the skull to explode into small fragments.
例如，一些教科书上说，如果脑壳在燃烧前是完整的，那么脑浆会先沸腾，引起脑壳爆炸，变成碎片。
Chen says that planning and publication of the first series of the green education textbooks for green education took nearly one year.
陈说，第一套绿色教育课本的计划和出版费了近一年的时间。
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。
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。
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