This alleged iron law of wages declares that wages can never rise above the minimum requisite to keep the laborer in bare existence as a laborer.

这条所谓的工资铁律宣称，工人的工资绝不可能上涨到劳动者作为劳动者必须维持其最低限度生存的最低工资水平以上。

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At a minimum, the existence of a contract would serve as an authorization check; without a valid contract, the service cannot be invoked.

最低限度，合同的存在将起到授权核查的作用；如果没有有效的合同，将不能调用服务。

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The existence of a large population on a limited area is only possible owing to science and technique; education must, therefore, hand on the necessary minimum of these.

只有科学技术才能使大量人口在有限空间生存成为可能；因此，教育必须传授这些必要的基本知识。

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If IP location details were not protected, the linkage could have been established between Petraeus and Broadwell proving at a minimum the existence of some encrypted correspondence.

FORBES: The General, The Biographer, And Unencrypted Email

According to the State Department, this ranking indicates "that a government has acknowledged the existence of human trafficking, has made efforts to address the problem" and meets the minimum standards set out by the Trafficking Victim's Protection Act, a US law designed to track and report human trafficking across the world.

BBC: Fighting human trafficking on US soil