Online grammar-reference book 在线语法参考书
Get the book, read it online, or at least print out Chapter 18 as an FO reference.
获取此书，在线阅读或者至少打印出第18章作为FO参考。
He concedes that the reference book market (dictionaries, encyclopedias, atlases) is "certain to go online".
他承认参考书市场(字典、百科全书、地图册)肯定会走向全面采用在线出版。
You simply book online and print out your booking reference, then show it to the conductor on board the train along with your passport.
订票后你可以打印你的订票单，在站台上连同护照一并出示给列车员。
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