It's the amount that people spend on consumption goods, things that you buy for your current use, like food, shelter, clothing, etc.

它是人们购买消费品所花费的总额，为每日生活所买的东西，比如食物，住宿，衣物等。

耶鲁公开课 - 金融市场课程节选

Now if you lived in a culture where the only meat that got served was the size of a deck of cards, and the only pasta that got served was the size of a tennis ball, there wouldn't be such problems, but that's not the case.

如果我们生活在一个,肉类每日摄入量是一副牌大小,或者意大利面只有网球大小的环境中,问题就不会存在,可惜这不是现实

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选