修饰二:(of the period) ,介词短语,修饰French poets and painters,也是放在后面哦。修饰三:(a nineteenth-century idea that art is valuable in itself rather than because it may have some moral or educational benefit),同位语,用来解释说明前面的belief,这个同位语语放在这里分割了原句,大家断句的时候要...