‧ More than 70,000 entries ‧ Thoroughly revised and updated ‧ 2,500 new words and meanings ‧ More than 400 photographs and illustrations ‧ Expert guidance on correct usage YOU ARE YOUR WORDS The words you use define you. Make the most of them with   The American Heritage R   Dictionary . THE FIFTH EDITION FEATURES Clear definitions   written in a style that is accurate and easy to understand New words and senses   in all areas from science and technology to food and clothing Biographical and geographical entries   that identify the people and places you need to know Useful illustrations   that enhance the definitions and make learning easier Expert guidance   on usage based on surveys of the   American Heritage R Usage Panel Etymologies, synonyms, antonyms,   and much more 本書特色 1.最新改版經典暢銷字典，增列2500個新字彙，包含科學、科技領域，日常生活中的食物、服飾新詞也同樣收錄。 2.收錄70,000多個單字，並包括同義字及字源的說明。 3.超過400幅豐富的圖表及實物對照圖片，如化學元素週期表，各國貨幣表，以及動植物圖片。 4.英文解釋簡單易懂，字典體積大小適中，適合學生攜帶使用。
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The Editors of the American Heritage Dictionaries and Thesauri are trained lexicographers with a varied array of interests and expertise. Most of the editors hold graduate degrees and have studied at least one foreign language. Several have degrees in linguistics or in the history of the English language. Others have degrees in science or sometimes other disciplines. All the editors familiarize themselves with the vocabulary in specific subject areas, collect materials on new developments and usage, and work in association with consultants to ensure that the content of our publications is as accurate and as up-to-date as possible. Random House是德國媒體集團貝塔斯曼旗下的一家出版社，總部設在美國紐約市。書屋於1924年成立，創始人是Bennett Cerf和Donald Klopfer。1998年貝塔斯曼收購了藍燈書屋。
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