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来源:雅诚德英语网
Scientists in various are searching for ways of harnessing solar energy at reasonable cost people could benefit more from it.
各国的科学家们正在探索以合理的成本利用太阳能的新方法,以便使人们从中获得更多的益处。
Scientists in various are searching for ways of harnessing solar energy at reasonable cost people could benefit more from it.
各国的科学家们正在探索以合理的成本利用太阳能的新方法,以便使人们从中获得更多的益处。