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1.The discovery of the atlantosaurus in China has sparked a new era of paleontology.
中国发现白垩纪蜥脚类恐龙，开启了古生物学的新时代。
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2. The atlantosaurus was one of the largest dinosaurs ever discovered, with a body length of over 30 meters.
白垩纪蜥脚类恐龙是迄今为止发现的最大的恐龙之一，体长超过30米。
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3. The atlantosaurus is believed to have lived during the Late Cretaceous period,around 125 million years ago.
白垩纪蜥脚类恐龙被认为是在大约1.25亿年前的晚白垩纪时期生活。