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来源:雅诚德英语网
Phosphorus is a very significant indicator that horses, large numbers of horses were being kept in the settlements.
磷是一个非常重要的指标,表明人们在定居点驯养了马,大量的马。
Phosphorus is a very significant indicator that horses, large numbers of horses were being kept in the settlements.
磷是一个非常重要的指标,表明人们在定居点驯养了马,大量的马。