Nocera’s ongoing research with the artificial leaf is directed toward “driving costs lower and lower, ” he says, and looking at ways of improving the system’s efficiency.

Nocera现在关于人造叶子的研究主要集中于如何“尽可 能 的降低系统成本”，他说，以及在寻找提高系统效率的方法上。

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Controlling every step of a flavor's development, as chemists do with artificial flavors, costs less and often hits closer to the mark.

可化学家们所作的只需是控制风味产生的每一步，它的花费更少却常常更能迎合市场。

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We're going to see artificial intelligence do more and more, and as this happens costs will go down, outcomes will improve, and our lives will get better.

我们将会看到人工智能完成越来越多的事务，而成本却日益下降、产出不断提高，我们的生活也将变得越来越好。

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They provide energy savings by reducing cooling loads by 20 percent and artificial lighting costs by 60 percent.

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Aside from the obvious fact that any such tax would be passed along to consumers in the form of even higher fuel costs, such an artificial increase to the operating costs of every personal, business and construction vehicle used in the country would have a chilling effect on our fragile economic recovery.

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Lufkin also provides a wide array of automation systems for oil and gas wells to optimize their artificial lift technologies with an ultimate objective to reduce production costs.

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