But the cost of a prolonged slump, in terms of idle resources, lost income, decaying skills and an erosion in the trust that keeps civil society going, would be far higher.

但是，伴随资源闲置，收入丢失，技能衰退，以及对文明社会未来信心的消磨，我们为一次长期萧条而付出的这些代价将远高于此。

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The period in which agricultural lands are rented by farmers from the country should be prolonged in order to realize full utilization of the land and to remove on site externality of soil erosion.

为了实现农用土地的有效利用，减少土壤侵蚀的原地外部不经济性，应延长农用地的承包期。

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Adding an additive into the solution could inhibit the dissolution erosion of silicon from the catalyst, and the stable running period of the catalyst was prolonged.

采用添加含硅助剂的方法，可有效抑制碱性体系中分子筛的溶解流失，大幅度延长催化剂稳定运转周期。

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