他们出版参考书。
He works for a company that publishes reference books.
他在一家工具书出版公司工作。
Formal language is the kind of language you find in textbooks, reference books and in business letters.
正式语体是你在教科书、参考书和商务信函中看到的用语。
What he wants are reference books on economy.
他所需要的是经济方面的参考书。
It was to harbor drawers brimming with reference books, microfilm and bibliographic CARDS.
操作台的抽屉里塞满了参考书、缩微胶片和各种书目卡片。
Tony used no reference books in class.
托尼上课时不使用参考书。
Tony does not use reference books in class.
托尼上课时不使用参考书。
They don't need to refer to reference books.
他们不需要借助于参考书。
We should often utilize Sundays to read reference books.
我们应时常利用星期日来阅读参考书。
We should often utilize holidays to read reference books.
我们应时常利用假期来阅读参考书。
These reference books will help you in improving your maths.
这些参考书将会帮你提高数学水平。
You are not allowed to refer to any reference books during the exam.
考试时不许查阅任何参考书。
Indexing reference books are the essential tools for subject indexing.
标引工具书是主题标引时必不可少的参考工具书。
I'm going to look for some reference books, newspapers and periodicals.
我去找一些参考书、报纸和周刊。
Last semester, a freshman asked to borrow some reference books for exams.
上学期，一位大一新生向她借一些考试用的参考书。
When writing this, I do not have any reference books so I write out of my memory.
当写下这些文字的时候，我确实并没有参考什么文献，而仅仅是依靠我的记忆。
In addition, do not rely on reference books too much so that you can think freely.
此外，不要过多地依赖参考书，这样你才可以自由思考。
He has some problems finishing this project now so he has to check his reference books.
要完成这个项目他现在有点困难，以至于他不得不翻阅他的参考书。
That certainly would include writing materials, computer or typewriter, reference books or materials.
这其中当然包括了书写材料，计算机或者打字机，参考书或参考资料。
The quality of reference books should draw the dual attention from both linguistic and legal circles.
语言工具书的质量应当引起语言学和法学的双重关注。
And in a long term, students will rely on the reference books too much and lower their thinking ability.
长期下去，学生会过于依赖参考书，降低他们的思维能力。
So that just leaves reference books - and yeah, you're starting to see more and more of those in online versions, too.
现在就剩下参考书——而且对啊，你开始看到越来越多的参考书也有网络版本了。
"A couple of other books are also worthy of mention, " added the professor after giving us a long list of reference books.
“还有其他一两本书也值得一提，”教授给我们列了一个长长的参考书目后补充说。
The historical materials of library scholars include basic materials, primary archives, oral materials and reference books.
图书馆学人史料包括基本史料、一手档案史料、口述史料和工具书性史料。
"Show them a variety of ways to find answers to questions: search engines, encyclopedias, specialized reference books at the library."
给他们展示多种寻找答案的方法，比如：搜索引擎，百科全书，图书馆里特别的参考文献。
Because of its great achievements, the Modern Chinese Standard Dictionary has become one of the most authoritative reference books.
《现代汉语规范字典》因其丰厚的实绩，成为现代汉字方面最具权威性的工具书之一。
Chinese ancient dictionaries are important reference books for people to index ancient Chinese characters and read ancient literature.
我国古代字典是人们查找古汉字、阅读古代文献的重要工具书。
Chinese ancient dictionaries are important reference books for people to index ancient Chinese characters and read ancient literature.
我国古代字典是人们查找古汉字、阅读古代文献的重要工具书。
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