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

Every country computes an estimate of how much is spent each year on consumption by the people who live in the country.

每个国家估算出,生活在该国国内居民,每年的消费额。

耶鲁公开课 - 金融市场课程节选

In an ideal world, where you can borrow and lend freely, an individual could choose consumption along any point on this line.

在理想情况下,你可以随意借贷,每个人都可以将这条线上任意一点,作为自己的消费额

耶鲁公开课 - 金融市场课程节选