That the U. S. is shipping out more fuel than it brings in is significant because the nation has for decades been a voracious energy consumer.
美国燃料出口超过进口之所以重要，是因为很多年来该国一直是一个贪婪的能源消费国。
That the U. S. is shipping out more fuel than it brings in is significant because the nation has for decades been a voracious energy consumer.
美国燃料出口超过进口之所以重要，是因为很多年来该国一直是一个贪婪的能源消费国。
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