Copper is a good example.

铜是一个很好的例子。

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The lentil is high in potassium, calcium and iron, and a good source of B vitamins, phosphorus and copper.

扁豆含有大量的钾，钙和铁元素。 同时，扁豆也是维生素B，磷和铜元素的提供者。

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Weakness in copper is not a good sign for global growth.

对于全球经济增长而言，铜价疲软并不是一个好兆头。

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If there is a good rally in copper on Thursday, that would hint that price action Tuesday put in a near-term market bottom.

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Well, if you want to invest in copper, a good choice is Freeport-McMoRan (NYSE:FCX) as well as the Global X Copper Miners ETF (NYSE:COPX).

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The company has no good idea what the price of copper will be in 20 years, nor is it certain what is the probability of different possible prices.

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