举个例子来说，你正在阅读杂志上的一篇文章，上面推荐了一个很棒的度假胜地，但你却发现在文章的末尾有一排小字，正是此地自掏腰包做的宣传。
For instance , imagine reading a magazine article which suggests a great vacation resort , only to find at the end of the article in small print that it 's actually an advertisement paid for by the resort itself .
正掏