The Obama administration has set the stage for a fierce debate over a US ban on crude oil exports by allowing more overseas sales of lightly processed oil as it grapples with the consequences of cheap crude.
奥巴马政府为围绕美国原油出口禁令展开激烈辩论做好了准备。为应对廉价原油所带来的影响，美国将允许将更多轻加工石油出口到海外。
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