Commodity price indices的意思|示意

That's why you have seen the commodity price indices come off, and that's why it is highly relevant to the future.

这是为什么我们看到各主要商品指数下跌的原因，也是为什么(商品价格)和未来有很大的相关性的原因。

There is, admittedly, a growing category of inherently bullish investment funds that seek to track commodity-price indices, in which oil is usually the biggest component.

不可否认，一向看多不看空的基金确实是越来越多，这些基金在试图紧跟商品价格指数变化，而指数中石油价格通常占到最大的比重。