New power machinery and artificial fertilizers have now totally transformed a way of life that started in the Stone Age.
新的动力机械和人工肥料现在已经完全改变了从石器时代开始的一种生活方式。
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While Kearns warns that the setting was artificial, he says it's possible that greater persuasive power could lie with well-connected individuals in the everyday online world too.
This demanding, artificial code is what gives engaged, passionate and all-too-fallible human beings the collective power to produce results that are dispassionate, objective and reliable.