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来源:雅诚德英语网
Water from rains and melting snows has been accumulating in the Ogallala for the past 30,000 years.
在过去3万年,雨水和融雪就一直在Ogallala 积聚着。
Water from rains and melting snows has been accumulating in the Ogallala for the past 30,000 years.
在过去3万年,雨水和融雪就一直在Ogallala 积聚着。