marketable是一个雅思常考词汇，这个词的常用解释为adj. 有销路的，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。
在费奥多尔·陀思妥耶夫斯基的《白痴》里，有这样的句子出现：
-- After all, the idea was quite logical; a parasite and landowner naturally supposed that intelligence was a marketable commodity like every-thing else, and that in Switzerland especially it could be bought for money.
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