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石油作为主要能源,造福了人类,也改变着整个世界。每天,数不清有多少位国家元首、总统总理、将军司令会因石油而大喜大悲。这是为什么?
As the main energy source, oil has benefited mankind and also changed the entire world. Every day, it is unclear how many heads of state, the Prime Minister, and the general commander will be overjoyed with oil. Why is that?