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美国能源部预测,全球最终能开采的石油可达4.7万亿桶,扣除已开采的8000亿桶,还剩3.9万亿桶,到2200年全球石油才会真正枯竭.
The U.S. Department of Energy predicts that the world’s final oil can reach 4.7 trillion barrels. After deducting the 800 billion barrels already mined and leaving 3.9 trillion barrels, global oil will actually be depleted by 2200.