But it's very clear, looking at these syllabuses, that -- it's used now of appreciation of art that were in place for centuries, or millennia, in the 20th century were discarded.
但是看这些教学大纲是很清楚的， ——现在它被 用来表示， 存在了几百、几千年的 所有艺术欣赏形式， 在20世纪时被抛弃了。