They rarely take physical delivery of raw materials and have no effect on the actual production and consumption of metal, grain or oil.

他们很少进行原材料的实物交割，对金属、谷物或者石油的实际生产和消费没有影响。

youdao

Yetmanufactured-good prices are under control, while the cost of meat and oil isstable even though grain prices have soared.

然而现状是尽管小麦价格飙升，加工业的商品价格已经得到控制，肉油的价格也趋于稳定。

youdao

We instituted temporary measures to hold down the prices of grain, edible vegetable oil and other important commodities.

对粮食、食用植物油等重要商品实施临时价格干预措施。

youdao

Trying to make sense of the oil, grain, and currency markets was mind-boggling.

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The sharp drop in world prices for oil and grain precipitated by the past few months' economic turmoil has literally, if probably temporarily, taken the energy out of last summer's vitriolic "food-versus-fuel " debate.

CENTERFORSECURITYPOLICY: Fact vs. fiction on food vs. fuel

Since gold, grain and oil prices soared to previously unfathomable heights, everyone wants to know what's next.

FORBES: Magazine Article