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来源:雅诚德英语网
At the same time, more of this newly discovered oil is of the type that requires a greater investment to refine.
与此同时,这些新发现的石油中有更多属于需要加大投资才能提炼的类型。
At the same time, more of this newly discovered oil is of the type that requires a greater investment to refine.
与此同时,这些新发现的石油中有更多属于需要加大投资才能提炼的类型。