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 attibutable 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〕.