快速回顾：将黄金作为工具衡量商品价值的机制以黄金作为基点呈扇形扩展。
To review rapidly: the machinery for the use of gold as an instrument for valuing commodities spreads fan-wise from a base of gold.
作为一种有形资产，大宗商品是一种价值储存手段，因此也是天然的通胀避险工具，在上述环境下，大宗商品应会有良好的表现。
Commodities, as a physical asset, are a store of value and consequently a natural hedge against inflation, and should perform well in that environment.
科学技术作为商品，仍然具有价值和使用价值二因素。
As a commodity, scientific technology still has value and use value two factors.
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