In Use 商英字彙書系，依字彙難度分為三級，每單元提供清楚解說與練習題。內容涵蓋時下最實用的商英用字，並隨附互動練習CD-ROMs，包含豐富的字彙練習活動、趣味遊戲與評量測驗等。
Bringing learners up-to-date with the language they need for business today, this book explains words and expressions and also provides practice of using the new language. This second edition reflects recent developments in technology, global relations and financial practice and covers a wide range of topics from Competitive Strategy to Globalisation. It also helps learners develop skills in key areas including Business writing and Working in international teams. With vocabulary drawn from the Cambridge Business English Corpus – a collection of real English compiled from authentic sources including business magazines, professional journals and educational books – learners can be sure that the language they're learning is up-to-date, relevant and natural. This second edition comes with or without a new CD-ROM, which offers practice exercises and games, audio of each word or phrase, tests and a phonemic chart for pronunciation support.