Economic exchange was clearly very important as the Roman army brought with it very substantial spending power.

随着罗马军队带来了巨大的购买力，经济交流显然是非常重要的。

youdao

These incomes are converted not at market exchange rates, but at purchasing-power parities (PPPs), taking account of the higher cost of living in Japan.

这些收入不是按照市场汇率换算的，而是按照平均购买力计算的，把在日本更高的生活成本考虑了进去。

youdao

It is based on the theory of purchasing-power parity (PPP), which says that exchange rates should equalise the price of a basket of goods in each country.

它是基于购买力平价理论，也就是说汇率应该使不同国家的一篮子商品的价格达到均衡。

youdao

He agreed to postpone earlier elections in exchange for a power-sharing deal that saw his political opponents drop their electoral boycott.

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Several utilities offer their customers the ability to receive discounts in summer months in exchange for power companies being able to temporarily suspend air conditioning service.

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Consolidated Edison Inc. officials said the utility serving the New York City area is first focusing on repairing feeders distributing power to the New York Stock Exchange and then restoring power to networks at the southern tip of Lower Manhattan.

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How is it that such a seemingly simple exchange has the power to influence attraction dramatically?

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