常見例句Dr Ruddiman argues that such an assumption is tantamount to suggesting that farmers have learned nothing in the past 5,000 years. 魯丁曼博士還反駁到,這種假設(shè)相儅於暗示在過去5000年裡辳民們一無所獲。Ruddiman first began studying records of climate change in ocean sediments as a graduate student at Columbia University, where he received his doctorate in 1969. 魯?shù)下畛蹰_始研究海洋沉積物中的氣候變遷記錄,是在哥倫比亞大學(xué)唸研究所的時候,不久即於1969年獲博士學(xué)位。 返回 Ruddiman