玄幻小说
研究人员第一次看到这种野兽化石是在2007年的一次探险的最后一天，那次他们发现了一只稍小点的上龙的骨片。
Researchers got their first glimpse of the beast's remains on the last day of an expedition in 2007, during which they uncovered bones from a smaller pliosaur.
犹他州地质调查局的Donald Deblieux带领的研究者们相信雷兽化石的某些特征可能意味着这是一个新物种。
The researchers, led by Donald Deblieux of the Utah Geological Survey, believe that certain features of the brontothere fossil may mean it is a new species.
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