The effects of the unusual behaviors in high-degree Gauss coefficients of IGRF 1945~ 1955 on the secular variation are studied by using the eighth generation of IGRF. By comparing the original and the revised IGRF models, the errors in the high-degree coefficients are estimated and corrected.

Whether the first birds evolved from arboreal or terrestrial ancestors is a matter of lively debate among palaeontologists.

关于第一只鸟是从树栖还是陆生的祖先进化而来，一直是古生物学家激烈争论的话题。

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Paleontologists had previously thought that some dinos' small forelimbs had served to catch insects or rip flesh.

古生物学家先前曾认为一些恐龙的小小的前肢是用于抓昆虫或撕开猎物的肉。

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So, many paleontologists, myself included, have wondered about other similarities between dinosaurs and birds.

很多古生物学家都很好奇（包括我自己），恐龙和鸟类之间有没有别的相似之处。

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You're right, you are a tough guy. You're the toughest paleontologist I know.

你是对的，你是个很勇猛的人，是我认识的最凶悍的古生物学家。

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To estimate the body mass, they measured the circumference of the humerus and the femur.

为了对它的身形进行估算，古生物学家测量了肱部和股骨的周长。

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Argentinean palaeontologists believe they have discovered dinosaur bones from the largest creature ever on earth.

阿根廷古生物学家认为他们发现了世界上最大的恐龙化石。

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Now paleontologists have reconstructed the song of a long-extinct bushcricket-based on its remains.

借助一个灌丛蟋蟀的遗骸，古生物学家还原了这个早已灭绝了的蟋蟀物种的歌声。

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Moreover, paleontologists have yet to recover any remains of ancient African great apes.

此外，古生物学家还没有发现非洲大猿的祖先。

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For years, palaeontologists have wondered if the same was true of plesiosaurs.

数年来，古生物学家一直想知道蛇颈龙是否也通过怀胎方式繁殖后代。

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Joey: What the hell does a paleontologist need a beeper for?

古生物学家要那玩意儿干嘛？

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This paper is dedicated to academician Sheng Jinzhang, a famous paleontologist.

专此纪念著名的古生物学家盛金章院士。

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Something the girl friend of a paleontologist would wear?

我穿这套是不是看起来像古生物学家的女朋友？

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Evolutionary biologists and paleontologists ask such questions more and more frequently.

支持进化论的生物学家和古生物学家越来越频繁地提出了上述问题。

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Some palaeontologists see a single, variable species called Homo habilis.

有一些古生物学家认为人种是单一的，即只有能人一种，其他人种都是能人的变异体。

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British paleontologist who worked in Tanzania ( 1903-1972).

（1903－1972）在坦桑尼亚工作的英国古生物学家。

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It's a delightful book for young paleontologists everywhere!

这本书处处充满着年轻古生物学家的快乐！

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This reflected the low sea levels resulting from successive ice ages, according to Chris stringer, a natural history museum palaeontologist.

自然历史博物馆古生物学家克里斯斯特林格（chris stringer）称，这反映出接连不断的冰川期导致海平面很低。

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According to University of Chicago paleontologist Paul Sereno, the world is in the middle of a 'renaissance' in dinosaur discovery, with China helping lead that charge.

据芝加哥大学（University of Chicago）古生物学家保罗&12539；塞雷诺（Paul Sereno）说，世界正处于恐龙发现的复兴期，中国等国处于前沿。

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It was to be 450 feet long, that as long as 22 railroad cars put together!

方舟将有450英尺长, 大概有22节火车车厢连在一起那么长.

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Smoking in the railway compartment is prohibited.

严禁在这节火车车厢内吸烟.

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