Refineries in the area produce almost a quarter of the transportation fuel used in the United States and Houston's port is the second busiest in the nation, when operating normally.
休斯顿炼油厂生产的汽油占全美运输燃料的四分之一，而休斯顿港在正常情况下，是美国第二大繁忙的港口。
Refineries in the area produce almost a quarter of the transportation fuel used in the United States and Houston's port is the second busiest in the nation, when operating normally.
休斯顿炼油厂生产的汽油占全美运输燃料的四分之一，而休斯顿港在正常情况下，是美国第二大繁忙的港口。
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