รายละเอียด(อย่างย่อ) Oxford Essential Dictionary gives all the essential help and information elementary and pre-intermediate learners need. -- Updated with 200 NEW words, Oxford Essential Dictionary includes over 24,000 words, phrases, and meanings. -- 2,000 of the most important words in English are marked as keywords, so students know which words to learn first. -- Notes give extra help with grammar, pronunciation, and spelling. -- The CD-ROM includes the full dictionary, Picture Dictionary, exam preparation (KET) exercises, language games, a Speaking Dictionary, and NEW iGuide, an interactive tutorial to help students explore dictionary entries.