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广告商在很多年以前就发现，我们大家都喜欢不花钱得到的东西。
Advertisers discovered years ago that all of us love to get something for nothing.
youdao
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有时分一个人为不花钱得到的东西付出的代价最高。
Sometimes one pays most for the things one gets for nothing.
youdao
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有时分一个人为不花钱得到的东西付出的代价最高。
Sometimes one pays most for the things one gets for nothing.
youdao