In terms of diversification, there are half a dozen asset classes with weights that range between 4% and 28%.

投资多元化方面,投资于六中不同的资产类别,权重从4%至28%不等

耶鲁公开课 - 金融市场课程节选

They deliver different amounts of energy and they also deliver different amounts of nutrients, but we'll talk about the energy for the moment.

它们提供的能量不等,提供的营养数量也是不同的,当然我们现在讨论的是能量

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选