alternation是一个雅思常考词汇，这个词的常用解释为n. 改变， 变更，这个词在很多英文原版小说中怎么应用呢，今天小编就带您了解一下。
在查尔斯·狄更斯的《大卫科波菲尔》里，有这样的句子出现：
-- and the morning schoolroom which wasnothing but a great shivering-machine; of the alternation of boiledbeef with roast beef, and boiled mutton with roast mutton; of clodsof bread-and-butter, dog'seared lesson-books, cracked slates, tear-blotted copy-books, canings, rulerings, hair-cuttings, rainySundays, suet puddings, and a dirty atmosphere of inksurrounding all.
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