…… 关联词 (完整句)
…… (关联词+ 非完整句)
例1: However, for many years physicists thought that (atom and molecules always were much more likely to emit light spontaneously) and that (stimulated emission thus always would be much weaker)
例2: It appeared that 〔Canada was once more falling in step with the trend toward smaller families (that had occurred all through the Western world since the time of the Industrial Revolution)〕.
例3: The history of clinical nutrition, or the study of the relationship between health and how the body takes in and utilizes food substances(同位语,删除), can be divided into four distinct eras: the first began in the nineteenth century and extended into the early twentieth century (when it was recognized for the first time that (food contained constituents (that were essential for human function) )and that (different foods provided different amounts of these essential agents).
例4: Using techniques first developed for the offshore oil and gas industry, the DSDP’s drill ship, the Glomar Challenger(同位语，删除), was able to maintain a steady position on the ocean’s surface and drill in very deep water, extracting samples of sediments and rock from the ocean floor.
例5: The desperate plight of the South has eclipsed the fact that (reconstruction had to be undertaken also in North, though less spectacularly).
例6: The technique of direct carving was a break with the nineteenth century in which (the making of a clay model was considered the creative act) and (the work was then turned over to studio assistant to be cast in plaster or bronze or carved in marble).
例7: Anyone (who has handle a fossilized bone) knows that (it is usually not exactly like its modern counterpart), the most obvious difference being that( it is often much heavier) 独立主格结构.
例8: The impressive gain in output 〔stemmed primarily from the way in which (workers made goods since 1790’s)〕, North American enterpreneurs----even without the technological improvement----had broadended the scope of the outwork system (that made manufacturing more efficient by distributing materials to succession of workers (who each performed a single step of the production process))
例9: The fact that (artisanss, (who were locked on as mechanics or skilled workers in the eighteenth century), (are frequently considered artists today) is directly attributable to the Arts and Crafts Movement of the nineteenth century)
例10: A few art collectors James Bowdoin III of Boston, William Bbyrd of Virginian, and the Aliens abd Hamiltons of Philadelphia (同位语)introduced European art traditions to those colonists〔privileged to visit their galleries, especially aspiring artists〕 and established in their respective communities the idea of the value of art and the need for institutions 〔devoted to its encouragement〕.