Sereno is a well-known paleontologist.
塞瑞诺是位知名的古生物学家。
They weren't racehorses, Sereno said, but they could move quickly.
他们不是赛马，Sereno说，不过他们能快速移动。
The fossil find shows some modern animal behavior has very old roots, Sereno said.
Sereno说这次化石的发现显示了一些现代的动物行为能追溯到远古时期。
"This is an early dinosaur blueprint," says Sereno, " with features they'll have for millions of years.
塞利诺说：“这是早期恐龙的蓝本，具有它们将保持几百万年的特征。
"This is an early dinosaur blueprint," says Sereno, "with features they'll have for millions of years."
塞利诺说：“这是早期恐龙的蓝本，具有它们将保持几百万年的特征。”
"Modern crocs can take prey three times their size, if necessary," says Sereno - which means that the 20-ft.-long.
如果有必要，现代鳄鱼可以掠食比自己身体大三倍的动物。
Paul Sereno, a paleontologist at the University of Chicago, adding the toe claw to the skeleton of the new tyrannosaur Raptorex.
芝加哥大学古生物学家PaulSereno正在给新发现的Raptorex暴龙的骨架上摆上脚爪。
Paul C. Sereno, a paleontologist at the University of Chicago, has fun naming the fossil crocodiles he dug up from the Sahara.
保罗·c·赛雷诺是芝加哥大学的古生物学家，以给他在撒哈拉沙漠挖出的鳄鱼化石起外号为乐。
Sereno said Kriegstein agreed to donate the fossil remains to science if the species was named in honour of his father, Roman.
塞里诺说，克里斯坦同意捐赠这具化石用于科学建议，前提是该物种以他父亲的名字——罗曼(Roman)命名。
Paul Sereno: You're looking at an animal that is a cross between a boar and a crocodile. Never doubt the creativity of evolution!
你现在看到的动物，是野猪和鳄鱼的集成体。决不要怀疑进化的创造力。
Scientist Sereno theorizes that crocodiles as a species survived the dinosaur era because of their agility on land and in the water.
科学家塞利诺的理论：鳄鱼作为一个能够生存在恐龙时代的物种，源于它们的在陆地和水中都很灵活。
"It's a stunning, once-in-a-lifetime find," said paleontologist Paul Sereno of the University of Chicago, who was not involved in the study.
未参与研究的芝加哥大学古生物学家PaulSereno表示：“这是个惊人的绝世发现。”
A fully grown giant male croc likely would have had to commandeer miles of river territory to regularly find enough prey sustain itself, Sereno explained.
塞里诺解释说，一只成年的雄性巨鳄需要占据数英里的河域，它们需要找到足够多的食物来填饱肚子。
Oddly enough, it was a modern crocodile — an Australian freshwater croc known as a "freshy, " that helped Sereno figure out how some of his ancient crocs behaved.
奇怪的是，这是一只现代澳大利亚淡水鳄，它因为在淡水领域中生活而得名，它帮助塞利诺猜测他发现的一些远古鳄究竟具有哪些行为习惯。
Oddly enough, it was a modern crocodile — an Australian freshwater croc known as a "freshy, " that helped Sereno figure out how some of his ancient crocs behaved.
奇怪的是，这是一只现代澳大利亚淡水鳄，它因为在淡水领域中生活而得名，它帮助塞利诺猜测他发现的一些远古鳄究竟具有哪些行为习惯。
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