The Houston Ship Channel is clogged with beef fat. Unlike petroleum, which has a colorful sheen on the water's surface, beef fat turns into a solid cake, looking like a waxy ice flow.

休斯敦航道被牛肉脂肪堵塞了，不像在水面带有多彩光泽的石油，牛肉脂肪变成一块实心饼，看起来像条蜡状冰流。

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Petroleum refineries along the Houston Ship Channel are identified by densely lit areas of golden yellow light.

坐落在休斯顿船舶运河沿岸的休斯顿石油炼化厂区是金黄色光的密集灯光区域。

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Petroleum is the biggest pollution substance in the sea environment, and ship oil pollution holds the most proportion of the oily pollution in the sea.

石油是海洋环境中最大的污染物质，而在海洋油类污染中，船舶油污所占的比例最大。

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Edward Murphy, a research director at the American Petroleum Institute, points out that it costs foreign refiners no more than 4 cents a gallon to ship gasoline to the U.S. That means increased imports from Europe, which has seen declining demand for gasoline as motorists opt for diesel.

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