In another experiment, this time on his undergraduates, Mr Rao offered two deals on loose coffee beans: 33% extra free or 33% off the price.

在另一项实验中，这次实验对象是阿克什什•劳的本科生，阿克什•劳给出了两种购买散装咖啡豆的方法：免费多送33%和价格降低33%。

youdao

youdao

Neighbors bring him hot coffee, loose change and warm clothing in the winter.

邻人们会给他热咖啡、零钱和冬季御寒衣物。

youdao

In another experiment, this time on his undergraduates, Mr Rao offered two deals on loose coffee beans: 33% extra free or 33% off the price.

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