There exists the exchange of materials, energies and messages between heaven and mankind, soul and body, heaven and soul.

天人之间，性命之间，天性之间有物质、能量、信息的交换。

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This would reduce import prices of food and raw materials and also curb the build-up of liquidity as a result of rising foreign-exchange inflows.

这将会降低食品和原材料的进口价格，同时抑制外贸顺差日益加大带来的流动性的积聚。

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Mr Cotula’s study of land-deal contracts found few examples in which the foreign investor was obliged to exchange materials or ideas with local farmers.

Cotula关于土地交易合同的研究表明，外国投资者乐意与当地的农民进行物质或思想的交流的例子几乎没有。

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Richard Wagoner and Chrysler chief ThomasLaSordaThomas LaSorda used the meeting to ask for Bush's help in confronting challenges like energy security, health care, currency exchange rates and the rising costs of raw materials.

FORBES: Magazine Article

On one of their regular offerings, based in North Carolina, participants are made to cycle, hike or kayak in pursuit of tokens they will then exchange for materials that can be used to make a boat.

CNN: , for

Once the firms that sell such materials are part of the exchange, they could use it to reach buyers outside the car industry.

ECONOMIST: Seller beware