Oil prices fell to their lowest level in 12 years; futures of West Texas intermediate crude closed at $31.41 a barrel, down 5.3 percent.

石油价格跌至12年来的最低水平，西德克萨斯中质原油（West Texas Intermediate）期货报收每桶31.41美元，下挫了5.3%。

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The price of West Texas Intermediate crude oil had been rising steadily this week as Tropical Storm Gustav gathered strength.

随着热带风暴古斯塔夫不断积蓄力量，西得克萨斯中质油的价格也在本周稳步攀升。

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Products in our company contain chemical raw materials. Pharmaceutical Necessities, medicinal intermediate, crude drug, plant extracts, mechanical equipment etc.

公司产品包括化工原料、药用辅料、原料药及中间体、植物提取物，机械设备等。

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The ETF purports to track the price of West Texas intermediate crude oil.

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West Texas Intermediate crude and ICE Brent crude are both priced in dollars.

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West Texas Intermediate crude, the U.S. benchmark fuel, remained largely flat between January 20 and Friday, when the most recent survey was conducted.

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