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来源:雅诚德英语网
Different ratios in the shells preserved in various layers of sediment reveal the temperature changes in the oceans during the Pleistocene epoch.
不同沉积层中保存的壳有不同的含量比例,显示出更新代海洋温度的变化。
Different ratios in the shells preserved in various layers of sediment reveal the temperature changes in the oceans during the Pleistocene epoch.
不同沉积层中保存的壳有不同的含量比例,显示出更新代海洋温度的变化。