mindmap root((概述)) compendium gathers together and presents in concise or outline form all the essential facts or details of a subject: a ~ of computer technology. syllabus gives the material necessary for a comprehensive view of a whole subject often in the form of a series of heads or propositions: a ~ for a college history course. digest presents material gathered from many sources and arranged for ready and convenient accessibility: a ~ of world opinion on the Central American question. survey is a brief but comprehensive treatment presented often as a preliminary to further study or discussion: a ~ of current trends in higher education. sketch is a slight and tentative treatment subject to later change and amplification: a ~ of the proposal. precis is a concise statement of essential facts or points, often in the style or tone of the original: a ~ of a lengthy article.