I think it's much severe than what you have experienced in the past year or two for the general economic situation.

甚至比过去两年的经济形势,还要严峻。

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In very severe cases, it can even defile some common objects, and in those cases, the source of impurity might have to be isolated or excluded if necessary.

在一些非常严峻的情况中，它会玷污一些普通的事物，在这种时候，不洁之源,也许只能被孤立，严重的话需要驱逐。

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Probably a more important test of the portfolio was what happened around the collapse of the Internet bubble in 2000.

对这个组合更严峻的考验可能是,2000年那场互联网泡沫的破裂

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