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来源:雅诚德英语网
But the American clean energy programs carry many time-consuming and difficult requirements.
但是美国的清洁能源计划有许多旷日持久且艰难的调整需要处理。
But the American clean energy programs carry many time-consuming and difficult requirements.
但是美国的清洁能源计划有许多旷日持久且艰难的调整需要处理。