Longman Learner's Dictionary of Idiomatic English 并列题名：Longman Learner's Dictionary of Idiomatic English Longman learner's dictionary of idiomatic English: English-Chinese Oxford learner's dictionary of academic English Longman concise dictionary of business english Longman elementary dictionary of contemporary English 并列题名：Oxford learner's dictionary of academic English The Advanced learner's dictionary of current English The advanced learner's dictionary of current English Longman dictionary of American English